"./vfs.test -test.v -test.timeout 1h0m0s -remote TestProtonDrive: -verbose -test.run '^(TestCaseSensitivity|TestDirCreate|TestDirFileOpen|TestDirForgetAll|TestDirForgetPath|TestDirHandleMethods|TestDirHandleReaddir|TestDirHandleReaddirnames|TestDirMetadataExtension|TestDirMethods|TestDirMkdir|TestDirMkdirSub|TestDirOpen|TestDirReadDirAll|TestDirRemove|TestDirRemoveAll|TestDirRemoveName|TestDirRename|TestDirSetModTime|TestDirStat|TestDirWalk|TestFileMethods|TestFileOpen|TestFileOpenRead|TestFileOpenWrite|TestFileReadAtNonZeroLength|TestFileReadAtZeroLength|TestFileRemove|TestFileRemoveAll|TestRWCacheUpdate|TestRWFileHandleFlushRead|TestRWFileHandleMethodsRead|TestRWFileHandleMethodsWrite|TestRWFileHandleReadAt|TestRWFileHandleReleaseRead|TestRWFileHandleSeek|TestRWFileHandleSizeCreateExisting|TestRWFileHandleSizeTruncateExisting|TestRWFileHandleWriteAt|TestRWFileHandleWriteNoWrite|TestRWFileModTimeWithOpenWriters|TestReadFileHandleFlush|TestReadFileHandleMethods|TestReadFileHandleReadAt|TestReadFileHandleRelease|TestReadFileHandleSeek|TestUnicodeNormalization|TestVFSMkdir|TestVFSMkdirAll|TestVFSOpenFile|TestVFSRename|TestVFSStat|TestVFSStatParent|TestWriteFileHandleFlush|TestWriteFileHandleMethods|TestWriteFileHandleRelease|TestWriteFileHandleWriteAt|TestWriteFileModTimeWithOpenWriters|TestZipDirsInRoot|TestZipLargeFiles|TestZipManyFiles|TestZipManySubDirs)$|^TestFileRename$/^(full,forceCache=false|minimal,forceCache=false|minimal,forceCache=true|off,forceCache=false|writes,forceCache=false|writes,forceCache=true)$|^TestFileSetModTime$/^(cache=full,open=false,write=false|cache=full,open=true,write=false|cache=full,open=true,write=true|cache=off,open=false,write=false|cache=off,open=true,write=false|cache=off,open=true,write=true)$'" - Starting (try 4/5)
2026/01/23 02:55:02 DEBUG : Creating backend with remote "TestProtonDrive:rclone-test-topuzaj3vebe"
2026/01/23 02:55:02 DEBUG : Using config file from "/home/rclone/.rclone.conf"
2026/01/23 02:55:02 DEBUG : proton drive root link ID 'rclone-test-topuzaj3vebe': Has cached credentials
2026/01/23 02:55:03 DEBUG : proton drive root link ID 'rclone-test-topuzaj3vebe': Used cached credential to initialize the ProtonDrive API
2026/01/23 02:55:04 DEBUG : Creating backend with remote "/tmp/rclone3647127445"
=== RUN   TestDirHandleMethods
    run.go:185: Remote "proton drive root link ID 'rclone-test-topuzaj3vebe'", Local "Local file system at /tmp/rclone3647127445", Modify Window "1s"
2026/01/23 02:55:04 INFO  : proton drive root link ID 'rclone-test-topuzaj3vebe': poll-interval is not supported by this remote
2026/01/23 02:55:04 NOTICE: proton drive root link ID 'rclone-test-topuzaj3vebe': --vfs-cache-mode writes or full is recommended for this remote as it can't stream
2026/01/23 02:55:04.812171 WARN RESTY 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422), Attempt 1
2026/01/23 02:55:04.812196 ERROR RESTY 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422)
    run.go:242: Failed to mkdir "proton drive root link ID 'rclone-test-topuzaj3vebe'": failed to make directory: 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422)
2026/01/23 02:55:04 DEBUG : WaitForWriters: timeout=30s
2026/01/23 02:55:04 DEBUG : Looking for writers
2026/01/23 02:55:04 DEBUG : >WaitForWriters: 
2026/01/23 02:55:04 ERROR : error listing: directory not found
--- FAIL: TestDirHandleMethods (0.78s)
=== RUN   TestDirHandleReaddir
    run.go:185: Remote "proton drive root link ID 'rclone-test-topuzaj3vebe'", Local "Local file system at /tmp/rclone3647127445", Modify Window "1s"
2026/01/23 02:55:04 INFO  : proton drive root link ID 'rclone-test-topuzaj3vebe': poll-interval is not supported by this remote
2026/01/23 02:55:04 NOTICE: proton drive root link ID 'rclone-test-topuzaj3vebe': --vfs-cache-mode writes or full is recommended for this remote as it can't stream
2026/01/23 02:55:05.676774 WARN RESTY 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422), Attempt 1
2026/01/23 02:55:05.676799 ERROR RESTY 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422)
    run.go:242: Failed to mkdir "proton drive root link ID 'rclone-test-topuzaj3vebe'": failed to make directory: 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422)
2026/01/23 02:55:05 DEBUG : WaitForWriters: timeout=30s
2026/01/23 02:55:05 DEBUG : Looking for writers
2026/01/23 02:55:05 DEBUG : >WaitForWriters: 
2026/01/23 02:55:05 ERROR : error listing: directory not found
--- FAIL: TestDirHandleReaddir (0.84s)
=== RUN   TestDirHandleReaddirnames
    run.go:185: Remote "proton drive root link ID 'rclone-test-topuzaj3vebe'", Local "Local file system at /tmp/rclone3647127445", Modify Window "1s"
2026/01/23 02:55:05 INFO  : proton drive root link ID 'rclone-test-topuzaj3vebe': poll-interval is not supported by this remote
2026/01/23 02:55:05 NOTICE: proton drive root link ID 'rclone-test-topuzaj3vebe': --vfs-cache-mode writes or full is recommended for this remote as it can't stream
2026/01/23 02:55:06.627649 WARN RESTY 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422), Attempt 1
2026/01/23 02:55:06.627672 ERROR RESTY 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422)
    run.go:242: Failed to mkdir "proton drive root link ID 'rclone-test-topuzaj3vebe'": failed to make directory: 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422)
2026/01/23 02:55:06 DEBUG : WaitForWriters: timeout=30s
2026/01/23 02:55:06 DEBUG : Looking for writers
2026/01/23 02:55:06 DEBUG : >WaitForWriters: 
2026/01/23 02:55:06 ERROR : error listing: directory not found
--- FAIL: TestDirHandleReaddirnames (0.95s)
=== RUN   TestDirMethods
    run.go:185: Remote "proton drive root link ID 'rclone-test-topuzaj3vebe'", Local "Local file system at /tmp/rclone3647127445", Modify Window "1s"
2026/01/23 02:55:06 INFO  : proton drive root link ID 'rclone-test-topuzaj3vebe': poll-interval is not supported by this remote
2026/01/23 02:55:06 NOTICE: proton drive root link ID 'rclone-test-topuzaj3vebe': --vfs-cache-mode writes or full is recommended for this remote as it can't stream
2026/01/23 02:55:07.394855 WARN RESTY 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422), Attempt 1
2026/01/23 02:55:07.394879 ERROR RESTY 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422)
    run.go:242: Failed to mkdir "proton drive root link ID 'rclone-test-topuzaj3vebe'": failed to make directory: 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422)
2026/01/23 02:55:07 DEBUG : WaitForWriters: timeout=30s
2026/01/23 02:55:07 DEBUG : Looking for writers
2026/01/23 02:55:07 DEBUG : >WaitForWriters: 
2026/01/23 02:55:07 ERROR : error listing: directory not found
--- FAIL: TestDirMethods (0.77s)
=== RUN   TestDirForgetAll
    run.go:185: Remote "proton drive root link ID 'rclone-test-topuzaj3vebe'", Local "Local file system at /tmp/rclone3647127445", Modify Window "1s"
2026/01/23 02:55:07 INFO  : proton drive root link ID 'rclone-test-topuzaj3vebe': poll-interval is not supported by this remote
2026/01/23 02:55:07 NOTICE: proton drive root link ID 'rclone-test-topuzaj3vebe': --vfs-cache-mode writes or full is recommended for this remote as it can't stream
2026/01/23 02:55:08.126727 WARN RESTY 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422), Attempt 1
2026/01/23 02:55:08.126750 ERROR RESTY 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422)
    run.go:242: Failed to mkdir "proton drive root link ID 'rclone-test-topuzaj3vebe'": failed to make directory: 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422)
2026/01/23 02:55:08 DEBUG : WaitForWriters: timeout=30s
2026/01/23 02:55:08 DEBUG : Looking for writers
2026/01/23 02:55:08 DEBUG : >WaitForWriters: 
2026/01/23 02:55:08 ERROR : error listing: directory not found
--- FAIL: TestDirForgetAll (0.73s)
=== RUN   TestDirForgetPath
    run.go:185: Remote "proton drive root link ID 'rclone-test-topuzaj3vebe'", Local "Local file system at /tmp/rclone3647127445", Modify Window "1s"
2026/01/23 02:55:08 INFO  : proton drive root link ID 'rclone-test-topuzaj3vebe': poll-interval is not supported by this remote
2026/01/23 02:55:08 NOTICE: proton drive root link ID 'rclone-test-topuzaj3vebe': --vfs-cache-mode writes or full is recommended for this remote as it can't stream
2026/01/23 02:55:09.077650 WARN RESTY 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422), Attempt 1
2026/01/23 02:55:09.077671 ERROR RESTY 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422)
    run.go:242: Failed to mkdir "proton drive root link ID 'rclone-test-topuzaj3vebe'": failed to make directory: 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422)
2026/01/23 02:55:09 DEBUG : WaitForWriters: timeout=30s
2026/01/23 02:55:09 DEBUG : Looking for writers
2026/01/23 02:55:09 DEBUG : >WaitForWriters: 
2026/01/23 02:55:09 ERROR : error listing: directory not found
--- FAIL: TestDirForgetPath (0.97s)
=== RUN   TestDirWalk
    run.go:185: Remote "proton drive root link ID 'rclone-test-topuzaj3vebe'", Local "Local file system at /tmp/rclone3647127445", Modify Window "1s"
2026/01/23 02:55:09 INFO  : proton drive root link ID 'rclone-test-topuzaj3vebe': poll-interval is not supported by this remote
2026/01/23 02:55:09 NOTICE: proton drive root link ID 'rclone-test-topuzaj3vebe': --vfs-cache-mode writes or full is recommended for this remote as it can't stream
2026/01/23 02:55:09.884504 WARN RESTY 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422), Attempt 1
2026/01/23 02:55:09.884525 ERROR RESTY 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422)
    run.go:242: Failed to mkdir "proton drive root link ID 'rclone-test-topuzaj3vebe'": failed to make directory: 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422)
2026/01/23 02:55:09 DEBUG : WaitForWriters: timeout=30s
2026/01/23 02:55:09 DEBUG : Looking for writers
2026/01/23 02:55:09 DEBUG : >WaitForWriters: 
2026/01/23 02:55:10 ERROR : error listing: directory not found
--- FAIL: TestDirWalk (0.79s)
=== RUN   TestDirSetModTime
    run.go:185: Remote "proton drive root link ID 'rclone-test-topuzaj3vebe'", Local "Local file system at /tmp/rclone3647127445", Modify Window "1s"
2026/01/23 02:55:10 INFO  : proton drive root link ID 'rclone-test-topuzaj3vebe': poll-interval is not supported by this remote
2026/01/23 02:55:10 NOTICE: proton drive root link ID 'rclone-test-topuzaj3vebe': --vfs-cache-mode writes or full is recommended for this remote as it can't stream
2026/01/23 02:55:10.644722 WARN RESTY 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422), Attempt 1
2026/01/23 02:55:10.644743 ERROR RESTY 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422)
    run.go:242: Failed to mkdir "proton drive root link ID 'rclone-test-topuzaj3vebe'": failed to make directory: 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422)
2026/01/23 02:55:10 DEBUG : WaitForWriters: timeout=30s
2026/01/23 02:55:10 DEBUG : Looking for writers
2026/01/23 02:55:10 DEBUG : >WaitForWriters: 
2026/01/23 02:55:10 ERROR : error listing: directory not found
--- FAIL: TestDirSetModTime (0.79s)
=== RUN   TestDirStat
    run.go:185: Remote "proton drive root link ID 'rclone-test-topuzaj3vebe'", Local "Local file system at /tmp/rclone3647127445", Modify Window "1s"
2026/01/23 02:55:10 INFO  : proton drive root link ID 'rclone-test-topuzaj3vebe': poll-interval is not supported by this remote
2026/01/23 02:55:10 NOTICE: proton drive root link ID 'rclone-test-topuzaj3vebe': --vfs-cache-mode writes or full is recommended for this remote as it can't stream
2026/01/23 02:55:11.489861 WARN RESTY 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422), Attempt 1
2026/01/23 02:55:11.489882 ERROR RESTY 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422)
    run.go:242: Failed to mkdir "proton drive root link ID 'rclone-test-topuzaj3vebe'": failed to make directory: 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422)
2026/01/23 02:55:11 DEBUG : WaitForWriters: timeout=30s
2026/01/23 02:55:11 DEBUG : Looking for writers
2026/01/23 02:55:11 DEBUG : >WaitForWriters: 
2026/01/23 02:55:11 ERROR : error listing: directory not found
--- FAIL: TestDirStat (0.86s)
=== RUN   TestDirReadDirAll
    run.go:185: Remote "proton drive root link ID 'rclone-test-topuzaj3vebe'", Local "Local file system at /tmp/rclone3647127445", Modify Window "1s"
2026/01/23 02:55:11 INFO  : proton drive root link ID 'rclone-test-topuzaj3vebe': poll-interval is not supported by this remote
2026/01/23 02:55:11 NOTICE: proton drive root link ID 'rclone-test-topuzaj3vebe': --vfs-cache-mode writes or full is recommended for this remote as it can't stream
2026/01/23 02:55:12.298769 WARN RESTY 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422), Attempt 1
2026/01/23 02:55:12.298791 ERROR RESTY 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422)
    run.go:242: Failed to mkdir "proton drive root link ID 'rclone-test-topuzaj3vebe'": failed to make directory: 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422)
2026/01/23 02:55:12 DEBUG : WaitForWriters: timeout=30s
2026/01/23 02:55:12 DEBUG : Looking for writers
2026/01/23 02:55:12 DEBUG : >WaitForWriters: 
2026/01/23 02:55:12 ERROR : error listing: directory not found
--- FAIL: TestDirReadDirAll (0.79s)
=== RUN   TestDirOpen
    run.go:185: Remote "proton drive root link ID 'rclone-test-topuzaj3vebe'", Local "Local file system at /tmp/rclone3647127445", Modify Window "1s"
2026/01/23 02:55:12 INFO  : proton drive root link ID 'rclone-test-topuzaj3vebe': poll-interval is not supported by this remote
2026/01/23 02:55:12 NOTICE: proton drive root link ID 'rclone-test-topuzaj3vebe': --vfs-cache-mode writes or full is recommended for this remote as it can't stream
2026/01/23 02:55:13.081809 WARN RESTY 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422), Attempt 1
2026/01/23 02:55:13.081833 ERROR RESTY 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422)
    run.go:242: Failed to mkdir "proton drive root link ID 'rclone-test-topuzaj3vebe'": failed to make directory: 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422)
2026/01/23 02:55:13 DEBUG : WaitForWriters: timeout=30s
2026/01/23 02:55:13 DEBUG : Looking for writers
2026/01/23 02:55:13 DEBUG : >WaitForWriters: 
2026/01/23 02:55:13 ERROR : error listing: directory not found
--- FAIL: TestDirOpen (0.77s)
=== RUN   TestDirCreate
    run.go:185: Remote "proton drive root link ID 'rclone-test-topuzaj3vebe'", Local "Local file system at /tmp/rclone3647127445", Modify Window "1s"
2026/01/23 02:55:13 INFO  : proton drive root link ID 'rclone-test-topuzaj3vebe': poll-interval is not supported by this remote
2026/01/23 02:55:13 NOTICE: proton drive root link ID 'rclone-test-topuzaj3vebe': --vfs-cache-mode writes or full is recommended for this remote as it can't stream
2026/01/23 02:55:13.845631 WARN RESTY 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422), Attempt 1
2026/01/23 02:55:13.845701 ERROR RESTY 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422)
    run.go:242: Failed to mkdir "proton drive root link ID 'rclone-test-topuzaj3vebe'": failed to make directory: 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422)
2026/01/23 02:55:13 DEBUG : WaitForWriters: timeout=30s
2026/01/23 02:55:13 DEBUG : Looking for writers
2026/01/23 02:55:13 DEBUG : >WaitForWriters: 
2026/01/23 02:55:14 ERROR : error listing: directory not found
--- FAIL: TestDirCreate (0.83s)
=== RUN   TestDirMkdir
    run.go:185: Remote "proton drive root link ID 'rclone-test-topuzaj3vebe'", Local "Local file system at /tmp/rclone3647127445", Modify Window "1s"
2026/01/23 02:55:14 INFO  : proton drive root link ID 'rclone-test-topuzaj3vebe': poll-interval is not supported by this remote
2026/01/23 02:55:14 NOTICE: proton drive root link ID 'rclone-test-topuzaj3vebe': --vfs-cache-mode writes or full is recommended for this remote as it can't stream
2026/01/23 02:55:14.731663 WARN RESTY 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422), Attempt 1
2026/01/23 02:55:14.731687 ERROR RESTY 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422)
    run.go:242: Failed to mkdir "proton drive root link ID 'rclone-test-topuzaj3vebe'": failed to make directory: 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422)
2026/01/23 02:55:14 DEBUG : WaitForWriters: timeout=30s
2026/01/23 02:55:14 DEBUG : Looking for writers
2026/01/23 02:55:14 DEBUG : >WaitForWriters: 
2026/01/23 02:55:14 ERROR : error listing: directory not found
--- FAIL: TestDirMkdir (0.83s)
=== RUN   TestDirMkdirSub
    run.go:185: Remote "proton drive root link ID 'rclone-test-topuzaj3vebe'", Local "Local file system at /tmp/rclone3647127445", Modify Window "1s"
2026/01/23 02:55:14 INFO  : proton drive root link ID 'rclone-test-topuzaj3vebe': poll-interval is not supported by this remote
2026/01/23 02:55:14 NOTICE: proton drive root link ID 'rclone-test-topuzaj3vebe': --vfs-cache-mode writes or full is recommended for this remote as it can't stream
2026/01/23 02:55:15.473952 WARN RESTY 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422), Attempt 1
2026/01/23 02:55:15.473985 ERROR RESTY 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422)
    run.go:242: Failed to mkdir "proton drive root link ID 'rclone-test-topuzaj3vebe'": failed to make directory: 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422)
2026/01/23 02:55:15 DEBUG : WaitForWriters: timeout=30s
2026/01/23 02:55:15 DEBUG : Looking for writers
2026/01/23 02:55:15 DEBUG : >WaitForWriters: 
2026/01/23 02:55:15 ERROR : error listing: directory not found
--- FAIL: TestDirMkdirSub (0.76s)
=== RUN   TestDirRemove
    run.go:185: Remote "proton drive root link ID 'rclone-test-topuzaj3vebe'", Local "Local file system at /tmp/rclone3647127445", Modify Window "1s"
2026/01/23 02:55:15 INFO  : proton drive root link ID 'rclone-test-topuzaj3vebe': poll-interval is not supported by this remote
2026/01/23 02:55:15 NOTICE: proton drive root link ID 'rclone-test-topuzaj3vebe': --vfs-cache-mode writes or full is recommended for this remote as it can't stream
2026/01/23 02:55:16.251526 WARN RESTY 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422), Attempt 1
2026/01/23 02:55:16.251561 ERROR RESTY 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422)
    run.go:242: Failed to mkdir "proton drive root link ID 'rclone-test-topuzaj3vebe'": failed to make directory: 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422)
2026/01/23 02:55:16 DEBUG : WaitForWriters: timeout=30s
2026/01/23 02:55:16 DEBUG : Looking for writers
2026/01/23 02:55:16 DEBUG : >WaitForWriters: 
2026/01/23 02:55:16 ERROR : error listing: directory not found
--- FAIL: TestDirRemove (0.77s)
=== RUN   TestDirRemoveAll
    run.go:185: Remote "proton drive root link ID 'rclone-test-topuzaj3vebe'", Local "Local file system at /tmp/rclone3647127445", Modify Window "1s"
2026/01/23 02:55:16 INFO  : proton drive root link ID 'rclone-test-topuzaj3vebe': poll-interval is not supported by this remote
2026/01/23 02:55:16 NOTICE: proton drive root link ID 'rclone-test-topuzaj3vebe': --vfs-cache-mode writes or full is recommended for this remote as it can't stream
2026/01/23 02:55:17.078955 WARN RESTY 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422), Attempt 1
2026/01/23 02:55:17.078988 ERROR RESTY 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422)
    run.go:242: Failed to mkdir "proton drive root link ID 'rclone-test-topuzaj3vebe'": failed to make directory: 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422)
2026/01/23 02:55:17 DEBUG : WaitForWriters: timeout=30s
2026/01/23 02:55:17 DEBUG : Looking for writers
2026/01/23 02:55:17 DEBUG : >WaitForWriters: 
2026/01/23 02:55:17 ERROR : error listing: directory not found
--- FAIL: TestDirRemoveAll (0.80s)
=== RUN   TestDirRemoveName
    run.go:185: Remote "proton drive root link ID 'rclone-test-topuzaj3vebe'", Local "Local file system at /tmp/rclone3647127445", Modify Window "1s"
2026/01/23 02:55:17 INFO  : proton drive root link ID 'rclone-test-topuzaj3vebe': poll-interval is not supported by this remote
2026/01/23 02:55:17 NOTICE: proton drive root link ID 'rclone-test-topuzaj3vebe': --vfs-cache-mode writes or full is recommended for this remote as it can't stream
2026/01/23 02:55:17.815352 WARN RESTY 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422), Attempt 1
2026/01/23 02:55:17.815383 ERROR RESTY 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422)
    run.go:242: Failed to mkdir "proton drive root link ID 'rclone-test-topuzaj3vebe'": failed to make directory: 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422)
2026/01/23 02:55:17 DEBUG : WaitForWriters: timeout=30s
2026/01/23 02:55:17 DEBUG : Looking for writers
2026/01/23 02:55:17 DEBUG : >WaitForWriters: 
2026/01/23 02:55:17 ERROR : error listing: directory not found
--- FAIL: TestDirRemoveName (0.77s)
=== RUN   TestDirRename
    run.go:185: Remote "proton drive root link ID 'rclone-test-topuzaj3vebe'", Local "Local file system at /tmp/rclone3647127445", Modify Window "1s"
2026/01/23 02:55:17 INFO  : proton drive root link ID 'rclone-test-topuzaj3vebe': poll-interval is not supported by this remote
2026/01/23 02:55:17 NOTICE: proton drive root link ID 'rclone-test-topuzaj3vebe': --vfs-cache-mode writes or full is recommended for this remote as it can't stream
2026/01/23 02:55:18.616986 WARN RESTY 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422), Attempt 1
2026/01/23 02:55:18.617009 ERROR RESTY 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422)
    run.go:242: Failed to mkdir "proton drive root link ID 'rclone-test-topuzaj3vebe'": failed to make directory: 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422)
2026/01/23 02:55:18 DEBUG : WaitForWriters: timeout=30s
2026/01/23 02:55:18 DEBUG : Looking for writers
2026/01/23 02:55:18 DEBUG : >WaitForWriters: 
2026/01/23 02:55:18 ERROR : error listing: directory not found
--- FAIL: TestDirRename (0.77s)
=== RUN   TestDirFileOpen
    run.go:185: Remote "proton drive root link ID 'rclone-test-topuzaj3vebe'", Local "Local file system at /tmp/rclone3647127445", Modify Window "1s"
2026/01/23 02:55:18 INFO  : proton drive root link ID 'rclone-test-topuzaj3vebe': poll-interval is not supported by this remote
2026/01/23 02:55:18 NOTICE: proton drive root link ID 'rclone-test-topuzaj3vebe': --vfs-cache-mode writes or full is recommended for this remote as it can't stream
2026/01/23 02:55:19.365232 WARN RESTY 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422), Attempt 1
2026/01/23 02:55:19.365263 ERROR RESTY 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422)
    run.go:242: Failed to mkdir "proton drive root link ID 'rclone-test-topuzaj3vebe'": failed to make directory: 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422)
2026/01/23 02:55:19 DEBUG : WaitForWriters: timeout=30s
2026/01/23 02:55:19 DEBUG : Looking for writers
2026/01/23 02:55:19 DEBUG : >WaitForWriters: 
2026/01/23 02:55:19 ERROR : error listing: directory not found
--- FAIL: TestDirFileOpen (0.75s)
=== RUN   TestDirMetadataExtension
    run.go:185: Remote "proton drive root link ID 'rclone-test-topuzaj3vebe'", Local "Local file system at /tmp/rclone3647127445", Modify Window "1s"
2026/01/23 02:55:19 INFO  : proton drive root link ID 'rclone-test-topuzaj3vebe': poll-interval is not supported by this remote
2026/01/23 02:55:19 NOTICE: proton drive root link ID 'rclone-test-topuzaj3vebe': --vfs-cache-mode writes or full is recommended for this remote as it can't stream
2026/01/23 02:55:20.160014 WARN RESTY 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422), Attempt 1
2026/01/23 02:55:20.160046 ERROR RESTY 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422)
    run.go:242: Failed to mkdir "proton drive root link ID 'rclone-test-topuzaj3vebe'": failed to make directory: 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422)
2026/01/23 02:55:20 DEBUG : WaitForWriters: timeout=30s
2026/01/23 02:55:20 DEBUG : Looking for writers
2026/01/23 02:55:20 DEBUG : >WaitForWriters: 
2026/01/23 02:55:20 ERROR : error listing: directory not found
--- FAIL: TestDirMetadataExtension (0.81s)
=== RUN   TestFileMethods
    run.go:185: Remote "proton drive root link ID 'rclone-test-topuzaj3vebe'", Local "Local file system at /tmp/rclone3647127445", Modify Window "1s"
2026/01/23 02:55:20 INFO  : proton drive root link ID 'rclone-test-topuzaj3vebe': poll-interval is not supported by this remote
2026/01/23 02:55:20 NOTICE: proton drive root link ID 'rclone-test-topuzaj3vebe': --vfs-cache-mode writes or full is recommended for this remote as it can't stream
2026/01/23 02:55:20.920934 WARN RESTY 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422), Attempt 1
2026/01/23 02:55:20.920980 ERROR RESTY 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422)
    run.go:242: Failed to mkdir "proton drive root link ID 'rclone-test-topuzaj3vebe'": failed to make directory: 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422)
2026/01/23 02:55:20 DEBUG : WaitForWriters: timeout=30s
2026/01/23 02:55:20 DEBUG : Looking for writers
2026/01/23 02:55:20 DEBUG : >WaitForWriters: 
2026/01/23 02:55:21 ERROR : error listing: directory not found
--- FAIL: TestFileMethods (0.76s)
=== RUN   TestFileSetModTime
=== RUN   TestFileSetModTime/cache=off,open=false,write=false
    run.go:185: Remote "proton drive root link ID 'rclone-test-topuzaj3vebe'", Local "Local file system at /tmp/rclone3647127445", Modify Window "1s"
2026/01/23 02:55:21 INFO  : proton drive root link ID 'rclone-test-topuzaj3vebe': poll-interval is not supported by this remote
2026/01/23 02:55:21 NOTICE: proton drive root link ID 'rclone-test-topuzaj3vebe': --vfs-cache-mode writes or full is recommended for this remote as it can't stream
2026/01/23 02:55:21.737714 WARN RESTY 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422), Attempt 1
2026/01/23 02:55:21.737748 ERROR RESTY 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422)
    run.go:242: Failed to mkdir "proton drive root link ID 'rclone-test-topuzaj3vebe'": failed to make directory: 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422)
2026/01/23 02:55:21 DEBUG : WaitForWriters: timeout=30s
2026/01/23 02:55:21 DEBUG : Looking for writers
2026/01/23 02:55:21 DEBUG : >WaitForWriters: 
2026/01/23 02:55:21 ERROR : error listing: directory not found
=== RUN   TestFileSetModTime/cache=off,open=true,write=false
    run.go:185: Remote "proton drive root link ID 'rclone-test-topuzaj3vebe'", Local "Local file system at /tmp/rclone3647127445", Modify Window "1s"
2026/01/23 02:55:21 INFO  : proton drive root link ID 'rclone-test-topuzaj3vebe': poll-interval is not supported by this remote
2026/01/23 02:55:21 NOTICE: proton drive root link ID 'rclone-test-topuzaj3vebe': --vfs-cache-mode writes or full is recommended for this remote as it can't stream
2026/01/23 02:55:22.491036 WARN RESTY 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422), Attempt 1
2026/01/23 02:55:22.491060 ERROR RESTY 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422)
    run.go:242: Failed to mkdir "proton drive root link ID 'rclone-test-topuzaj3vebe'": failed to make directory: 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422)
2026/01/23 02:55:22 DEBUG : WaitForWriters: timeout=30s
2026/01/23 02:55:22 DEBUG : Looking for writers
2026/01/23 02:55:22 DEBUG : >WaitForWriters: 
2026/01/23 02:55:22 ERROR : error listing: directory not found
=== RUN   TestFileSetModTime/cache=off,open=true,write=true
    run.go:185: Remote "proton drive root link ID 'rclone-test-topuzaj3vebe'", Local "Local file system at /tmp/rclone3647127445", Modify Window "1s"
2026/01/23 02:55:22 INFO  : proton drive root link ID 'rclone-test-topuzaj3vebe': poll-interval is not supported by this remote
2026/01/23 02:55:22 NOTICE: proton drive root link ID 'rclone-test-topuzaj3vebe': --vfs-cache-mode writes or full is recommended for this remote as it can't stream
2026/01/23 02:55:23.304139 WARN RESTY 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422), Attempt 1
2026/01/23 02:55:23.304158 ERROR RESTY 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422)
    run.go:242: Failed to mkdir "proton drive root link ID 'rclone-test-topuzaj3vebe'": failed to make directory: 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422)
2026/01/23 02:55:23 DEBUG : WaitForWriters: timeout=30s
2026/01/23 02:55:23 DEBUG : Looking for writers
2026/01/23 02:55:23 DEBUG : >WaitForWriters: 
2026/01/23 02:55:23 ERROR : error listing: directory not found
=== RUN   TestFileSetModTime/cache=full,open=false,write=false
    run.go:185: Remote "proton drive root link ID 'rclone-test-topuzaj3vebe'", Local "Local file system at /tmp/rclone3647127445", Modify Window "1s"
2026/01/23 02:55:23 INFO  : proton drive root link ID 'rclone-test-topuzaj3vebe': poll-interval is not supported by this remote
2026/01/23 02:55:23 DEBUG : proton drive root link ID 'rclone-test-topuzaj3vebe': vfs cache: root is "/home/rclone/.cache/rclone"
2026/01/23 02:55:23 DEBUG : proton drive root link ID 'rclone-test-topuzaj3vebe': vfs cache: data root is "/home/rclone/.cache/rclone/vfs/TestProtonDrive/rclone-test-topuzaj3vebe"
2026/01/23 02:55:23 DEBUG : proton drive root link ID 'rclone-test-topuzaj3vebe': vfs cache: metadata root is "/home/rclone/.cache/rclone/vfsMeta/TestProtonDrive/rclone-test-topuzaj3vebe"
2026/01/23 02:55:23 DEBUG : Creating backend with remote ":local,encoding='Slash,Dot',links=false:/home/rclone/.cache/rclone/vfs/TestProtonDrive/rclone-test-topuzaj3vebe"
2026/01/23 02:55:23 DEBUG : :local: detected overridden config - adding "{8un-i}" suffix to name
2026/01/23 02:55:23 DEBUG : fs cache: renaming cache item ":local,encoding='Slash,Dot',links=false:/home/rclone/.cache/rclone/vfs/TestProtonDrive/rclone-test-topuzaj3vebe" to be canonical ":local{8un-i}:/home/rclone/.cache/rclone/vfs/TestProtonDrive/rclone-test-topuzaj3vebe"
2026/01/23 02:55:23 DEBUG : Creating backend with remote ":local,encoding='Slash,Dot',links=false:/home/rclone/.cache/rclone/vfsMeta/TestProtonDrive/rclone-test-topuzaj3vebe"
2026/01/23 02:55:23 DEBUG : :local: detected overridden config - adding "{8un-i}" suffix to name
2026/01/23 02:55:23 DEBUG : fs cache: renaming cache item ":local,encoding='Slash,Dot',links=false:/home/rclone/.cache/rclone/vfsMeta/TestProtonDrive/rclone-test-topuzaj3vebe" to be canonical ":local{8un-i}:/home/rclone/.cache/rclone/vfsMeta/TestProtonDrive/rclone-test-topuzaj3vebe"
2026/01/23 02:55:23 INFO  : proton drive root link ID 'rclone-test-topuzaj3vebe': vfs cache: cleaned: objects 0 (was 0) in use 0, to upload 0, uploading 0, total size 0 (was 0)
2026/01/23 02:55:24.137709 WARN RESTY 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422), Attempt 1
2026/01/23 02:55:24.137732 ERROR RESTY 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422)
    run.go:242: Failed to mkdir "proton drive root link ID 'rclone-test-topuzaj3vebe'": failed to make directory: 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422)
2026/01/23 02:55:24 DEBUG : WaitForWriters: timeout=30s
2026/01/23 02:55:24 DEBUG : Looking for writers
2026/01/23 02:55:24 DEBUG : >WaitForWriters: 
2026/01/23 02:55:24 DEBUG : proton drive root link ID 'rclone-test-topuzaj3vebe': vfs cache: cleaner exiting
2026/01/23 02:55:24 ERROR : error listing: directory not found
=== RUN   TestFileSetModTime/cache=full,open=true,write=false
    run.go:185: Remote "proton drive root link ID 'rclone-test-topuzaj3vebe'", Local "Local file system at /tmp/rclone3647127445", Modify Window "1s"
2026/01/23 02:55:24 INFO  : proton drive root link ID 'rclone-test-topuzaj3vebe': poll-interval is not supported by this remote
2026/01/23 02:55:24 DEBUG : proton drive root link ID 'rclone-test-topuzaj3vebe': vfs cache: root is "/home/rclone/.cache/rclone"
2026/01/23 02:55:24 DEBUG : proton drive root link ID 'rclone-test-topuzaj3vebe': vfs cache: data root is "/home/rclone/.cache/rclone/vfs/TestProtonDrive/rclone-test-topuzaj3vebe"
2026/01/23 02:55:24 DEBUG : proton drive root link ID 'rclone-test-topuzaj3vebe': vfs cache: metadata root is "/home/rclone/.cache/rclone/vfsMeta/TestProtonDrive/rclone-test-topuzaj3vebe"
2026/01/23 02:55:24 DEBUG : Creating backend with remote ":local,encoding='Slash,Dot',links=false:/home/rclone/.cache/rclone/vfs/TestProtonDrive/rclone-test-topuzaj3vebe"
2026/01/23 02:55:24 DEBUG : :local: detected overridden config - adding "{8un-i}" suffix to name
2026/01/23 02:55:24 DEBUG : fs cache: renaming cache item ":local,encoding='Slash,Dot',links=false:/home/rclone/.cache/rclone/vfs/TestProtonDrive/rclone-test-topuzaj3vebe" to be canonical ":local{8un-i}:/home/rclone/.cache/rclone/vfs/TestProtonDrive/rclone-test-topuzaj3vebe"
2026/01/23 02:55:24 DEBUG : Creating backend with remote ":local,encoding='Slash,Dot',links=false:/home/rclone/.cache/rclone/vfsMeta/TestProtonDrive/rclone-test-topuzaj3vebe"
2026/01/23 02:55:24 DEBUG : :local: detected overridden config - adding "{8un-i}" suffix to name
2026/01/23 02:55:24 DEBUG : fs cache: renaming cache item ":local,encoding='Slash,Dot',links=false:/home/rclone/.cache/rclone/vfsMeta/TestProtonDrive/rclone-test-topuzaj3vebe" to be canonical ":local{8un-i}:/home/rclone/.cache/rclone/vfsMeta/TestProtonDrive/rclone-test-topuzaj3vebe"
2026/01/23 02:55:24 INFO  : proton drive root link ID 'rclone-test-topuzaj3vebe': vfs cache: cleaned: objects 0 (was 0) in use 0, to upload 0, uploading 0, total size 0 (was 0)
2026/01/23 02:55:24.895054 WARN RESTY 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422), Attempt 1
2026/01/23 02:55:24.895080 ERROR RESTY 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422)
    run.go:242: Failed to mkdir "proton drive root link ID 'rclone-test-topuzaj3vebe'": failed to make directory: 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422)
2026/01/23 02:55:24 DEBUG : WaitForWriters: timeout=30s
2026/01/23 02:55:24 DEBUG : Looking for writers
2026/01/23 02:55:24 DEBUG : >WaitForWriters: 
2026/01/23 02:55:24 DEBUG : proton drive root link ID 'rclone-test-topuzaj3vebe': vfs cache: cleaner exiting
2026/01/23 02:55:25 ERROR : error listing: directory not found
=== RUN   TestFileSetModTime/cache=full,open=true,write=true
    run.go:185: Remote "proton drive root link ID 'rclone-test-topuzaj3vebe'", Local "Local file system at /tmp/rclone3647127445", Modify Window "1s"
2026/01/23 02:55:25 INFO  : proton drive root link ID 'rclone-test-topuzaj3vebe': poll-interval is not supported by this remote
2026/01/23 02:55:25 DEBUG : proton drive root link ID 'rclone-test-topuzaj3vebe': vfs cache: root is "/home/rclone/.cache/rclone"
2026/01/23 02:55:25 DEBUG : proton drive root link ID 'rclone-test-topuzaj3vebe': vfs cache: data root is "/home/rclone/.cache/rclone/vfs/TestProtonDrive/rclone-test-topuzaj3vebe"
2026/01/23 02:55:25 DEBUG : proton drive root link ID 'rclone-test-topuzaj3vebe': vfs cache: metadata root is "/home/rclone/.cache/rclone/vfsMeta/TestProtonDrive/rclone-test-topuzaj3vebe"
2026/01/23 02:55:25 DEBUG : Creating backend with remote ":local,encoding='Slash,Dot',links=false:/home/rclone/.cache/rclone/vfs/TestProtonDrive/rclone-test-topuzaj3vebe"
2026/01/23 02:55:25 DEBUG : :local: detected overridden config - adding "{8un-i}" suffix to name
2026/01/23 02:55:25 DEBUG : fs cache: renaming cache item ":local,encoding='Slash,Dot',links=false:/home/rclone/.cache/rclone/vfs/TestProtonDrive/rclone-test-topuzaj3vebe" to be canonical ":local{8un-i}:/home/rclone/.cache/rclone/vfs/TestProtonDrive/rclone-test-topuzaj3vebe"
2026/01/23 02:55:25 DEBUG : Creating backend with remote ":local,encoding='Slash,Dot',links=false:/home/rclone/.cache/rclone/vfsMeta/TestProtonDrive/rclone-test-topuzaj3vebe"
2026/01/23 02:55:25 DEBUG : :local: detected overridden config - adding "{8un-i}" suffix to name
2026/01/23 02:55:25 DEBUG : fs cache: renaming cache item ":local,encoding='Slash,Dot',links=false:/home/rclone/.cache/rclone/vfsMeta/TestProtonDrive/rclone-test-topuzaj3vebe" to be canonical ":local{8un-i}:/home/rclone/.cache/rclone/vfsMeta/TestProtonDrive/rclone-test-topuzaj3vebe"
2026/01/23 02:55:25 INFO  : proton drive root link ID 'rclone-test-topuzaj3vebe': vfs cache: cleaned: objects 0 (was 0) in use 0, to upload 0, uploading 0, total size 0 (was 0)
2026/01/23 02:55:25.670539 WARN RESTY 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422), Attempt 1
2026/01/23 02:55:25.670557 ERROR RESTY 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422)
    run.go:242: Failed to mkdir "proton drive root link ID 'rclone-test-topuzaj3vebe'": failed to make directory: 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422)
2026/01/23 02:55:25 DEBUG : WaitForWriters: timeout=30s
2026/01/23 02:55:25 DEBUG : Looking for writers
2026/01/23 02:55:25 DEBUG : >WaitForWriters: 
2026/01/23 02:55:25 DEBUG : proton drive root link ID 'rclone-test-topuzaj3vebe': vfs cache: cleaner exiting
2026/01/23 02:55:25 ERROR : error listing: directory not found
--- FAIL: TestFileSetModTime (4.74s)
    --- FAIL: TestFileSetModTime/cache=off,open=false,write=false (0.81s)
    --- FAIL: TestFileSetModTime/cache=off,open=true,write=false (0.75s)
    --- FAIL: TestFileSetModTime/cache=off,open=true,write=true (0.83s)
    --- FAIL: TestFileSetModTime/cache=full,open=false,write=false (0.82s)
    --- FAIL: TestFileSetModTime/cache=full,open=true,write=false (0.74s)
    --- FAIL: TestFileSetModTime/cache=full,open=true,write=true (0.78s)
=== RUN   TestFileOpenRead
    run.go:185: Remote "proton drive root link ID 'rclone-test-topuzaj3vebe'", Local "Local file system at /tmp/rclone3647127445", Modify Window "1s"
2026/01/23 02:55:25 INFO  : proton drive root link ID 'rclone-test-topuzaj3vebe': poll-interval is not supported by this remote
2026/01/23 02:55:25 NOTICE: proton drive root link ID 'rclone-test-topuzaj3vebe': --vfs-cache-mode writes or full is recommended for this remote as it can't stream
2026/01/23 02:55:26.442483 WARN RESTY 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422), Attempt 1
2026/01/23 02:55:26.442512 ERROR RESTY 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422)
    run.go:242: Failed to mkdir "proton drive root link ID 'rclone-test-topuzaj3vebe'": failed to make directory: 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422)
2026/01/23 02:55:26 DEBUG : WaitForWriters: timeout=30s
2026/01/23 02:55:26 DEBUG : Looking for writers
2026/01/23 02:55:26 DEBUG : >WaitForWriters: 
2026/01/23 02:55:26 ERROR : error listing: directory not found
--- FAIL: TestFileOpenRead (0.79s)
=== RUN   TestFileOpenWrite
    run.go:185: Remote "proton drive root link ID 'rclone-test-topuzaj3vebe'", Local "Local file system at /tmp/rclone3647127445", Modify Window "1s"
2026/01/23 02:55:26 INFO  : proton drive root link ID 'rclone-test-topuzaj3vebe': poll-interval is not supported by this remote
2026/01/23 02:55:26 NOTICE: proton drive root link ID 'rclone-test-topuzaj3vebe': --vfs-cache-mode writes or full is recommended for this remote as it can't stream
2026/01/23 02:55:27.234534 WARN RESTY 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422), Attempt 1
2026/01/23 02:55:27.234554 ERROR RESTY 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422)
    run.go:242: Failed to mkdir "proton drive root link ID 'rclone-test-topuzaj3vebe'": failed to make directory: 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422)
2026/01/23 02:55:27 DEBUG : WaitForWriters: timeout=30s
2026/01/23 02:55:27 DEBUG : Looking for writers
2026/01/23 02:55:27 DEBUG : >WaitForWriters: 
2026/01/23 02:55:27 ERROR : error listing: directory not found
--- FAIL: TestFileOpenWrite (0.78s)
=== RUN   TestFileRemove
    run.go:185: Remote "proton drive root link ID 'rclone-test-topuzaj3vebe'", Local "Local file system at /tmp/rclone3647127445", Modify Window "1s"
2026/01/23 02:55:27 INFO  : proton drive root link ID 'rclone-test-topuzaj3vebe': poll-interval is not supported by this remote
2026/01/23 02:55:27 NOTICE: proton drive root link ID 'rclone-test-topuzaj3vebe': --vfs-cache-mode writes or full is recommended for this remote as it can't stream
2026/01/23 02:55:28.001852 WARN RESTY 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422), Attempt 1
2026/01/23 02:55:28.001877 ERROR RESTY 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422)
    run.go:242: Failed to mkdir "proton drive root link ID 'rclone-test-topuzaj3vebe'": failed to make directory: 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422)
2026/01/23 02:55:28 DEBUG : WaitForWriters: timeout=30s
2026/01/23 02:55:28 DEBUG : Looking for writers
2026/01/23 02:55:28 DEBUG : >WaitForWriters: 
2026/01/23 02:55:28 ERROR : error listing: directory not found
--- FAIL: TestFileRemove (0.76s)
=== RUN   TestFileRemoveAll
    run.go:185: Remote "proton drive root link ID 'rclone-test-topuzaj3vebe'", Local "Local file system at /tmp/rclone3647127445", Modify Window "1s"
2026/01/23 02:55:28 INFO  : proton drive root link ID 'rclone-test-topuzaj3vebe': poll-interval is not supported by this remote
2026/01/23 02:55:28 NOTICE: proton drive root link ID 'rclone-test-topuzaj3vebe': --vfs-cache-mode writes or full is recommended for this remote as it can't stream
2026/01/23 02:55:28.743574 WARN RESTY 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422), Attempt 1
2026/01/23 02:55:28.743593 ERROR RESTY 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422)
    run.go:242: Failed to mkdir "proton drive root link ID 'rclone-test-topuzaj3vebe'": failed to make directory: 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422)
2026/01/23 02:55:28 DEBUG : WaitForWriters: timeout=30s
2026/01/23 02:55:28 DEBUG : Looking for writers
2026/01/23 02:55:28 DEBUG : >WaitForWriters: 
2026/01/23 02:55:28 ERROR : error listing: directory not found
--- FAIL: TestFileRemoveAll (0.79s)
=== RUN   TestFileOpen
    run.go:185: Remote "proton drive root link ID 'rclone-test-topuzaj3vebe'", Local "Local file system at /tmp/rclone3647127445", Modify Window "1s"
2026/01/23 02:55:28 INFO  : proton drive root link ID 'rclone-test-topuzaj3vebe': poll-interval is not supported by this remote
2026/01/23 02:55:28 NOTICE: proton drive root link ID 'rclone-test-topuzaj3vebe': --vfs-cache-mode writes or full is recommended for this remote as it can't stream
2026/01/23 02:55:29.568824 WARN RESTY 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422), Attempt 1
2026/01/23 02:55:29.568844 ERROR RESTY 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422)
    run.go:242: Failed to mkdir "proton drive root link ID 'rclone-test-topuzaj3vebe'": failed to make directory: 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422)
2026/01/23 02:55:29 DEBUG : WaitForWriters: timeout=30s
2026/01/23 02:55:29 DEBUG : Looking for writers
2026/01/23 02:55:29 DEBUG : >WaitForWriters: 
2026/01/23 02:55:29 ERROR : error listing: directory not found
--- FAIL: TestFileOpen (0.78s)
=== RUN   TestFileRename
=== RUN   TestFileRename/off,forceCache=false
    run.go:185: Remote "proton drive root link ID 'rclone-test-topuzaj3vebe'", Local "Local file system at /tmp/rclone3647127445", Modify Window "1s"
2026/01/23 02:55:29 INFO  : proton drive root link ID 'rclone-test-topuzaj3vebe': poll-interval is not supported by this remote
2026/01/23 02:55:29 NOTICE: proton drive root link ID 'rclone-test-topuzaj3vebe': --vfs-cache-mode writes or full is recommended for this remote as it can't stream
2026/01/23 02:55:30.346837 WARN RESTY 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422), Attempt 1
2026/01/23 02:55:30.346856 ERROR RESTY 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422)
    run.go:242: Failed to mkdir "proton drive root link ID 'rclone-test-topuzaj3vebe'": failed to make directory: 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422)
2026/01/23 02:55:30 DEBUG : WaitForWriters: timeout=30s
2026/01/23 02:55:30 DEBUG : Looking for writers
2026/01/23 02:55:30 DEBUG : >WaitForWriters: 
2026/01/23 02:55:30 ERROR : error listing: directory not found
=== RUN   TestFileRename/minimal,forceCache=false
    run.go:185: Remote "proton drive root link ID 'rclone-test-topuzaj3vebe'", Local "Local file system at /tmp/rclone3647127445", Modify Window "1s"
2026/01/23 02:55:30 INFO  : proton drive root link ID 'rclone-test-topuzaj3vebe': poll-interval is not supported by this remote
2026/01/23 02:55:30 NOTICE: proton drive root link ID 'rclone-test-topuzaj3vebe': --vfs-cache-mode writes or full is recommended for this remote as it can't stream
2026/01/23 02:55:30 DEBUG : proton drive root link ID 'rclone-test-topuzaj3vebe': vfs cache: root is "/home/rclone/.cache/rclone"
2026/01/23 02:55:30 DEBUG : proton drive root link ID 'rclone-test-topuzaj3vebe': vfs cache: data root is "/home/rclone/.cache/rclone/vfs/TestProtonDrive/rclone-test-topuzaj3vebe"
2026/01/23 02:55:30 DEBUG : proton drive root link ID 'rclone-test-topuzaj3vebe': vfs cache: metadata root is "/home/rclone/.cache/rclone/vfsMeta/TestProtonDrive/rclone-test-topuzaj3vebe"
2026/01/23 02:55:30 DEBUG : Creating backend with remote ":local,encoding='Slash,Dot',links=false:/home/rclone/.cache/rclone/vfs/TestProtonDrive/rclone-test-topuzaj3vebe"
2026/01/23 02:55:30 DEBUG : :local: detected overridden config - adding "{8un-i}" suffix to name
2026/01/23 02:55:30 DEBUG : fs cache: renaming cache item ":local,encoding='Slash,Dot',links=false:/home/rclone/.cache/rclone/vfs/TestProtonDrive/rclone-test-topuzaj3vebe" to be canonical ":local{8un-i}:/home/rclone/.cache/rclone/vfs/TestProtonDrive/rclone-test-topuzaj3vebe"
2026/01/23 02:55:30 DEBUG : Creating backend with remote ":local,encoding='Slash,Dot',links=false:/home/rclone/.cache/rclone/vfsMeta/TestProtonDrive/rclone-test-topuzaj3vebe"
2026/01/23 02:55:30 DEBUG : :local: detected overridden config - adding "{8un-i}" suffix to name
2026/01/23 02:55:30 DEBUG : fs cache: renaming cache item ":local,encoding='Slash,Dot',links=false:/home/rclone/.cache/rclone/vfsMeta/TestProtonDrive/rclone-test-topuzaj3vebe" to be canonical ":local{8un-i}:/home/rclone/.cache/rclone/vfsMeta/TestProtonDrive/rclone-test-topuzaj3vebe"
2026/01/23 02:55:30 INFO  : proton drive root link ID 'rclone-test-topuzaj3vebe': vfs cache: cleaned: objects 0 (was 0) in use 0, to upload 0, uploading 0, total size 0 (was 0)
2026/01/23 02:55:31.197466 WARN RESTY 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422), Attempt 1
2026/01/23 02:55:31.197489 ERROR RESTY 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422)
    run.go:242: Failed to mkdir "proton drive root link ID 'rclone-test-topuzaj3vebe'": failed to make directory: 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422)
2026/01/23 02:55:31 DEBUG : WaitForWriters: timeout=30s
2026/01/23 02:55:31 DEBUG : Looking for writers
2026/01/23 02:55:31 DEBUG : >WaitForWriters: 
2026/01/23 02:55:31 DEBUG : proton drive root link ID 'rclone-test-topuzaj3vebe': vfs cache: cleaner exiting
2026/01/23 02:55:31 ERROR : error listing: directory not found
=== RUN   TestFileRename/minimal,forceCache=true
    run.go:185: Remote "proton drive root link ID 'rclone-test-topuzaj3vebe'", Local "Local file system at /tmp/rclone3647127445", Modify Window "1s"
2026/01/23 02:55:31 INFO  : proton drive root link ID 'rclone-test-topuzaj3vebe': poll-interval is not supported by this remote
2026/01/23 02:55:31 NOTICE: proton drive root link ID 'rclone-test-topuzaj3vebe': --vfs-cache-mode writes or full is recommended for this remote as it can't stream
2026/01/23 02:55:31 DEBUG : proton drive root link ID 'rclone-test-topuzaj3vebe': vfs cache: root is "/home/rclone/.cache/rclone"
2026/01/23 02:55:31 DEBUG : proton drive root link ID 'rclone-test-topuzaj3vebe': vfs cache: data root is "/home/rclone/.cache/rclone/vfs/TestProtonDrive/rclone-test-topuzaj3vebe"
2026/01/23 02:55:31 DEBUG : proton drive root link ID 'rclone-test-topuzaj3vebe': vfs cache: metadata root is "/home/rclone/.cache/rclone/vfsMeta/TestProtonDrive/rclone-test-topuzaj3vebe"
2026/01/23 02:55:31 DEBUG : Creating backend with remote ":local,encoding='Slash,Dot',links=false:/home/rclone/.cache/rclone/vfs/TestProtonDrive/rclone-test-topuzaj3vebe"
2026/01/23 02:55:31 DEBUG : :local: detected overridden config - adding "{8un-i}" suffix to name
2026/01/23 02:55:31 DEBUG : fs cache: renaming cache item ":local,encoding='Slash,Dot',links=false:/home/rclone/.cache/rclone/vfs/TestProtonDrive/rclone-test-topuzaj3vebe" to be canonical ":local{8un-i}:/home/rclone/.cache/rclone/vfs/TestProtonDrive/rclone-test-topuzaj3vebe"
2026/01/23 02:55:31 DEBUG : Creating backend with remote ":local,encoding='Slash,Dot',links=false:/home/rclone/.cache/rclone/vfsMeta/TestProtonDrive/rclone-test-topuzaj3vebe"
2026/01/23 02:55:31 DEBUG : :local: detected overridden config - adding "{8un-i}" suffix to name
2026/01/23 02:55:31 DEBUG : fs cache: renaming cache item ":local,encoding='Slash,Dot',links=false:/home/rclone/.cache/rclone/vfsMeta/TestProtonDrive/rclone-test-topuzaj3vebe" to be canonical ":local{8un-i}:/home/rclone/.cache/rclone/vfsMeta/TestProtonDrive/rclone-test-topuzaj3vebe"
2026/01/23 02:55:31 INFO  : proton drive root link ID 'rclone-test-topuzaj3vebe': vfs cache: cleaned: objects 0 (was 0) in use 0, to upload 0, uploading 0, total size 0 (was 0)
2026/01/23 02:55:32.017753 WARN RESTY 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422), Attempt 1
2026/01/23 02:55:32.017776 ERROR RESTY 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422)
    run.go:242: Failed to mkdir "proton drive root link ID 'rclone-test-topuzaj3vebe'": failed to make directory: 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422)
2026/01/23 02:55:32 DEBUG : WaitForWriters: timeout=30s
2026/01/23 02:55:32 DEBUG : Looking for writers
2026/01/23 02:55:32 DEBUG : >WaitForWriters: 
2026/01/23 02:55:32 DEBUG : proton drive root link ID 'rclone-test-topuzaj3vebe': vfs cache: cleaner exiting
2026/01/23 02:55:32 ERROR : error listing: directory not found
=== RUN   TestFileRename/writes,forceCache=false
    run.go:185: Remote "proton drive root link ID 'rclone-test-topuzaj3vebe'", Local "Local file system at /tmp/rclone3647127445", Modify Window "1s"
2026/01/23 02:55:32 INFO  : proton drive root link ID 'rclone-test-topuzaj3vebe': poll-interval is not supported by this remote
2026/01/23 02:55:32 DEBUG : proton drive root link ID 'rclone-test-topuzaj3vebe': vfs cache: root is "/home/rclone/.cache/rclone"
2026/01/23 02:55:32 DEBUG : proton drive root link ID 'rclone-test-topuzaj3vebe': vfs cache: data root is "/home/rclone/.cache/rclone/vfs/TestProtonDrive/rclone-test-topuzaj3vebe"
2026/01/23 02:55:32 DEBUG : proton drive root link ID 'rclone-test-topuzaj3vebe': vfs cache: metadata root is "/home/rclone/.cache/rclone/vfsMeta/TestProtonDrive/rclone-test-topuzaj3vebe"
2026/01/23 02:55:32 DEBUG : Creating backend with remote ":local,encoding='Slash,Dot',links=false:/home/rclone/.cache/rclone/vfs/TestProtonDrive/rclone-test-topuzaj3vebe"
2026/01/23 02:55:32 DEBUG : :local: detected overridden config - adding "{8un-i}" suffix to name
2026/01/23 02:55:32 DEBUG : fs cache: renaming cache item ":local,encoding='Slash,Dot',links=false:/home/rclone/.cache/rclone/vfs/TestProtonDrive/rclone-test-topuzaj3vebe" to be canonical ":local{8un-i}:/home/rclone/.cache/rclone/vfs/TestProtonDrive/rclone-test-topuzaj3vebe"
2026/01/23 02:55:32 DEBUG : Creating backend with remote ":local,encoding='Slash,Dot',links=false:/home/rclone/.cache/rclone/vfsMeta/TestProtonDrive/rclone-test-topuzaj3vebe"
2026/01/23 02:55:32 DEBUG : :local: detected overridden config - adding "{8un-i}" suffix to name
2026/01/23 02:55:32 DEBUG : fs cache: renaming cache item ":local,encoding='Slash,Dot',links=false:/home/rclone/.cache/rclone/vfsMeta/TestProtonDrive/rclone-test-topuzaj3vebe" to be canonical ":local{8un-i}:/home/rclone/.cache/rclone/vfsMeta/TestProtonDrive/rclone-test-topuzaj3vebe"
2026/01/23 02:55:32 INFO  : proton drive root link ID 'rclone-test-topuzaj3vebe': vfs cache: cleaned: objects 0 (was 0) in use 0, to upload 0, uploading 0, total size 0 (was 0)
2026/01/23 02:55:32.779371 WARN RESTY 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422), Attempt 1
2026/01/23 02:55:32.779388 ERROR RESTY 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422)
    run.go:242: Failed to mkdir "proton drive root link ID 'rclone-test-topuzaj3vebe'": failed to make directory: 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422)
2026/01/23 02:55:32 DEBUG : WaitForWriters: timeout=30s
2026/01/23 02:55:32 DEBUG : Looking for writers
2026/01/23 02:55:32 DEBUG : >WaitForWriters: 
2026/01/23 02:55:32 DEBUG : proton drive root link ID 'rclone-test-topuzaj3vebe': vfs cache: cleaner exiting
2026/01/23 02:55:32 ERROR : error listing: directory not found
=== RUN   TestFileRename/writes,forceCache=true
    run.go:185: Remote "proton drive root link ID 'rclone-test-topuzaj3vebe'", Local "Local file system at /tmp/rclone3647127445", Modify Window "1s"
2026/01/23 02:55:32 INFO  : proton drive root link ID 'rclone-test-topuzaj3vebe': poll-interval is not supported by this remote
2026/01/23 02:55:32 DEBUG : proton drive root link ID 'rclone-test-topuzaj3vebe': vfs cache: root is "/home/rclone/.cache/rclone"
2026/01/23 02:55:32 DEBUG : proton drive root link ID 'rclone-test-topuzaj3vebe': vfs cache: data root is "/home/rclone/.cache/rclone/vfs/TestProtonDrive/rclone-test-topuzaj3vebe"
2026/01/23 02:55:32 DEBUG : proton drive root link ID 'rclone-test-topuzaj3vebe': vfs cache: metadata root is "/home/rclone/.cache/rclone/vfsMeta/TestProtonDrive/rclone-test-topuzaj3vebe"
2026/01/23 02:55:32 DEBUG : Creating backend with remote ":local,encoding='Slash,Dot',links=false:/home/rclone/.cache/rclone/vfs/TestProtonDrive/rclone-test-topuzaj3vebe"
2026/01/23 02:55:32 DEBUG : :local: detected overridden config - adding "{8un-i}" suffix to name
2026/01/23 02:55:32 DEBUG : fs cache: renaming cache item ":local,encoding='Slash,Dot',links=false:/home/rclone/.cache/rclone/vfs/TestProtonDrive/rclone-test-topuzaj3vebe" to be canonical ":local{8un-i}:/home/rclone/.cache/rclone/vfs/TestProtonDrive/rclone-test-topuzaj3vebe"
2026/01/23 02:55:32 DEBUG : Creating backend with remote ":local,encoding='Slash,Dot',links=false:/home/rclone/.cache/rclone/vfsMeta/TestProtonDrive/rclone-test-topuzaj3vebe"
2026/01/23 02:55:32 DEBUG : :local: detected overridden config - adding "{8un-i}" suffix to name
2026/01/23 02:55:32 DEBUG : fs cache: renaming cache item ":local,encoding='Slash,Dot',links=false:/home/rclone/.cache/rclone/vfsMeta/TestProtonDrive/rclone-test-topuzaj3vebe" to be canonical ":local{8un-i}:/home/rclone/.cache/rclone/vfsMeta/TestProtonDrive/rclone-test-topuzaj3vebe"
2026/01/23 02:55:32 INFO  : proton drive root link ID 'rclone-test-topuzaj3vebe': vfs cache: cleaned: objects 0 (was 0) in use 0, to upload 0, uploading 0, total size 0 (was 0)
2026/01/23 02:55:33.576933 WARN RESTY 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422), Attempt 1
2026/01/23 02:55:33.576953 ERROR RESTY 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422)
    run.go:242: Failed to mkdir "proton drive root link ID 'rclone-test-topuzaj3vebe'": failed to make directory: 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422)
2026/01/23 02:55:33 DEBUG : WaitForWriters: timeout=30s
2026/01/23 02:55:33 DEBUG : Looking for writers
2026/01/23 02:55:33 DEBUG : >WaitForWriters: 
2026/01/23 02:55:33 DEBUG : proton drive root link ID 'rclone-test-topuzaj3vebe': vfs cache: cleaner exiting
2026/01/23 02:55:33 ERROR : error listing: directory not found
=== RUN   TestFileRename/full,forceCache=false
    run.go:185: Remote "proton drive root link ID 'rclone-test-topuzaj3vebe'", Local "Local file system at /tmp/rclone3647127445", Modify Window "1s"
2026/01/23 02:55:33 INFO  : proton drive root link ID 'rclone-test-topuzaj3vebe': poll-interval is not supported by this remote
2026/01/23 02:55:33 DEBUG : proton drive root link ID 'rclone-test-topuzaj3vebe': vfs cache: root is "/home/rclone/.cache/rclone"
2026/01/23 02:55:33 DEBUG : proton drive root link ID 'rclone-test-topuzaj3vebe': vfs cache: data root is "/home/rclone/.cache/rclone/vfs/TestProtonDrive/rclone-test-topuzaj3vebe"
2026/01/23 02:55:33 DEBUG : proton drive root link ID 'rclone-test-topuzaj3vebe': vfs cache: metadata root is "/home/rclone/.cache/rclone/vfsMeta/TestProtonDrive/rclone-test-topuzaj3vebe"
2026/01/23 02:55:33 DEBUG : Creating backend with remote ":local,encoding='Slash,Dot',links=false:/home/rclone/.cache/rclone/vfs/TestProtonDrive/rclone-test-topuzaj3vebe"
2026/01/23 02:55:33 DEBUG : :local: detected overridden config - adding "{8un-i}" suffix to name
2026/01/23 02:55:33 DEBUG : fs cache: renaming cache item ":local,encoding='Slash,Dot',links=false:/home/rclone/.cache/rclone/vfs/TestProtonDrive/rclone-test-topuzaj3vebe" to be canonical ":local{8un-i}:/home/rclone/.cache/rclone/vfs/TestProtonDrive/rclone-test-topuzaj3vebe"
2026/01/23 02:55:33 DEBUG : Creating backend with remote ":local,encoding='Slash,Dot',links=false:/home/rclone/.cache/rclone/vfsMeta/TestProtonDrive/rclone-test-topuzaj3vebe"
2026/01/23 02:55:33 DEBUG : :local: detected overridden config - adding "{8un-i}" suffix to name
2026/01/23 02:55:33 DEBUG : fs cache: renaming cache item ":local,encoding='Slash,Dot',links=false:/home/rclone/.cache/rclone/vfsMeta/TestProtonDrive/rclone-test-topuzaj3vebe" to be canonical ":local{8un-i}:/home/rclone/.cache/rclone/vfsMeta/TestProtonDrive/rclone-test-topuzaj3vebe"
2026/01/23 02:55:33 INFO  : proton drive root link ID 'rclone-test-topuzaj3vebe': vfs cache: cleaned: objects 0 (was 0) in use 0, to upload 0, uploading 0, total size 0 (was 0)
2026/01/23 02:55:34.349984 WARN RESTY 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422), Attempt 1
2026/01/23 02:55:34.350002 ERROR RESTY 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422)
    run.go:242: Failed to mkdir "proton drive root link ID 'rclone-test-topuzaj3vebe'": failed to make directory: 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422)
2026/01/23 02:55:34 DEBUG : WaitForWriters: timeout=30s
2026/01/23 02:55:34 DEBUG : Looking for writers
2026/01/23 02:55:34 DEBUG : >WaitForWriters: 
2026/01/23 02:55:34 DEBUG : proton drive root link ID 'rclone-test-topuzaj3vebe': vfs cache: cleaner exiting
2026/01/23 02:55:34 ERROR : error listing: directory not found
--- FAIL: TestFileRename (4.80s)
    --- FAIL: TestFileRename/off,forceCache=false (0.81s)
    --- FAIL: TestFileRename/minimal,forceCache=false (0.86s)
    --- FAIL: TestFileRename/minimal,forceCache=true (0.80s)
    --- FAIL: TestFileRename/writes,forceCache=false (0.76s)
    --- FAIL: TestFileRename/writes,forceCache=true (0.78s)
    --- FAIL: TestFileRename/full,forceCache=false (0.78s)
=== RUN   TestReadFileHandleMethods
    run.go:185: Remote "proton drive root link ID 'rclone-test-topuzaj3vebe'", Local "Local file system at /tmp/rclone3647127445", Modify Window "1s"
2026/01/23 02:55:34 INFO  : proton drive root link ID 'rclone-test-topuzaj3vebe': poll-interval is not supported by this remote
2026/01/23 02:55:34 NOTICE: proton drive root link ID 'rclone-test-topuzaj3vebe': --vfs-cache-mode writes or full is recommended for this remote as it can't stream
2026/01/23 02:55:35.115626 WARN RESTY 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422), Attempt 1
2026/01/23 02:55:35.115648 ERROR RESTY 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422)
    run.go:242: Failed to mkdir "proton drive root link ID 'rclone-test-topuzaj3vebe'": failed to make directory: 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422)
2026/01/23 02:55:35 DEBUG : WaitForWriters: timeout=30s
2026/01/23 02:55:35 DEBUG : Looking for writers
2026/01/23 02:55:35 DEBUG : >WaitForWriters: 
2026/01/23 02:55:35 ERROR : error listing: directory not found
--- FAIL: TestReadFileHandleMethods (0.80s)
=== RUN   TestReadFileHandleSeek
    run.go:185: Remote "proton drive root link ID 'rclone-test-topuzaj3vebe'", Local "Local file system at /tmp/rclone3647127445", Modify Window "1s"
2026/01/23 02:55:35 INFO  : proton drive root link ID 'rclone-test-topuzaj3vebe': poll-interval is not supported by this remote
2026/01/23 02:55:35 NOTICE: proton drive root link ID 'rclone-test-topuzaj3vebe': --vfs-cache-mode writes or full is recommended for this remote as it can't stream
2026/01/23 02:55:35.957646 WARN RESTY 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422), Attempt 1
2026/01/23 02:55:35.957675 ERROR RESTY 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422)
    run.go:242: Failed to mkdir "proton drive root link ID 'rclone-test-topuzaj3vebe'": failed to make directory: 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422)
2026/01/23 02:55:35 DEBUG : WaitForWriters: timeout=30s
2026/01/23 02:55:35 DEBUG : Looking for writers
2026/01/23 02:55:35 DEBUG : >WaitForWriters: 
2026/01/23 02:55:36 ERROR : error listing: directory not found
--- FAIL: TestReadFileHandleSeek (0.78s)
=== RUN   TestReadFileHandleReadAt
    run.go:185: Remote "proton drive root link ID 'rclone-test-topuzaj3vebe'", Local "Local file system at /tmp/rclone3647127445", Modify Window "1s"
2026/01/23 02:55:36 INFO  : proton drive root link ID 'rclone-test-topuzaj3vebe': poll-interval is not supported by this remote
2026/01/23 02:55:36 NOTICE: proton drive root link ID 'rclone-test-topuzaj3vebe': --vfs-cache-mode writes or full is recommended for this remote as it can't stream
2026/01/23 02:55:36.767180 WARN RESTY 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422), Attempt 1
2026/01/23 02:55:36.767199 ERROR RESTY 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422)
    run.go:242: Failed to mkdir "proton drive root link ID 'rclone-test-topuzaj3vebe'": failed to make directory: 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422)
2026/01/23 02:55:36 DEBUG : WaitForWriters: timeout=30s
2026/01/23 02:55:36 DEBUG : Looking for writers
2026/01/23 02:55:36 DEBUG : >WaitForWriters: 
2026/01/23 02:55:36 ERROR : error listing: directory not found
--- FAIL: TestReadFileHandleReadAt (0.84s)
=== RUN   TestReadFileHandleFlush
    run.go:185: Remote "proton drive root link ID 'rclone-test-topuzaj3vebe'", Local "Local file system at /tmp/rclone3647127445", Modify Window "1s"
2026/01/23 02:55:36 INFO  : proton drive root link ID 'rclone-test-topuzaj3vebe': poll-interval is not supported by this remote
2026/01/23 02:55:36 NOTICE: proton drive root link ID 'rclone-test-topuzaj3vebe': --vfs-cache-mode writes or full is recommended for this remote as it can't stream
2026/01/23 02:55:37.573305 WARN RESTY 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422), Attempt 1
2026/01/23 02:55:37.573326 ERROR RESTY 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422)
    run.go:242: Failed to mkdir "proton drive root link ID 'rclone-test-topuzaj3vebe'": failed to make directory: 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422)
2026/01/23 02:55:37 DEBUG : WaitForWriters: timeout=30s
2026/01/23 02:55:37 DEBUG : Looking for writers
2026/01/23 02:55:37 DEBUG : >WaitForWriters: 
2026/01/23 02:55:37 ERROR : error listing: directory not found
--- FAIL: TestReadFileHandleFlush (0.80s)
=== RUN   TestReadFileHandleRelease
    run.go:185: Remote "proton drive root link ID 'rclone-test-topuzaj3vebe'", Local "Local file system at /tmp/rclone3647127445", Modify Window "1s"
2026/01/23 02:55:37 INFO  : proton drive root link ID 'rclone-test-topuzaj3vebe': poll-interval is not supported by this remote
2026/01/23 02:55:37 NOTICE: proton drive root link ID 'rclone-test-topuzaj3vebe': --vfs-cache-mode writes or full is recommended for this remote as it can't stream
2026/01/23 02:55:38.327727 WARN RESTY 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422), Attempt 1
2026/01/23 02:55:38.327761 ERROR RESTY 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422)
    run.go:242: Failed to mkdir "proton drive root link ID 'rclone-test-topuzaj3vebe'": failed to make directory: 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422)
2026/01/23 02:55:38 DEBUG : WaitForWriters: timeout=30s
2026/01/23 02:55:38 DEBUG : Looking for writers
2026/01/23 02:55:38 DEBUG : >WaitForWriters: 
2026/01/23 02:55:38 ERROR : error listing: directory not found
--- FAIL: TestReadFileHandleRelease (0.75s)
=== RUN   TestRWFileHandleMethodsRead
    run.go:185: Remote "proton drive root link ID 'rclone-test-topuzaj3vebe'", Local "Local file system at /tmp/rclone3647127445", Modify Window "1s"
2026/01/23 02:55:38 INFO  : proton drive root link ID 'rclone-test-topuzaj3vebe': poll-interval is not supported by this remote
2026/01/23 02:55:38 DEBUG : proton drive root link ID 'rclone-test-topuzaj3vebe': vfs cache: root is "/home/rclone/.cache/rclone"
2026/01/23 02:55:38 DEBUG : proton drive root link ID 'rclone-test-topuzaj3vebe': vfs cache: data root is "/home/rclone/.cache/rclone/vfs/TestProtonDrive/rclone-test-topuzaj3vebe"
2026/01/23 02:55:38 DEBUG : proton drive root link ID 'rclone-test-topuzaj3vebe': vfs cache: metadata root is "/home/rclone/.cache/rclone/vfsMeta/TestProtonDrive/rclone-test-topuzaj3vebe"
2026/01/23 02:55:38 DEBUG : Creating backend with remote ":local,encoding='Slash,Dot',links=false:/home/rclone/.cache/rclone/vfs/TestProtonDrive/rclone-test-topuzaj3vebe"
2026/01/23 02:55:38 DEBUG : :local: detected overridden config - adding "{8un-i}" suffix to name
2026/01/23 02:55:38 DEBUG : fs cache: renaming cache item ":local,encoding='Slash,Dot',links=false:/home/rclone/.cache/rclone/vfs/TestProtonDrive/rclone-test-topuzaj3vebe" to be canonical ":local{8un-i}:/home/rclone/.cache/rclone/vfs/TestProtonDrive/rclone-test-topuzaj3vebe"
2026/01/23 02:55:38 DEBUG : Creating backend with remote ":local,encoding='Slash,Dot',links=false:/home/rclone/.cache/rclone/vfsMeta/TestProtonDrive/rclone-test-topuzaj3vebe"
2026/01/23 02:55:38 DEBUG : :local: detected overridden config - adding "{8un-i}" suffix to name
2026/01/23 02:55:38 DEBUG : fs cache: renaming cache item ":local,encoding='Slash,Dot',links=false:/home/rclone/.cache/rclone/vfsMeta/TestProtonDrive/rclone-test-topuzaj3vebe" to be canonical ":local{8un-i}:/home/rclone/.cache/rclone/vfsMeta/TestProtonDrive/rclone-test-topuzaj3vebe"
2026/01/23 02:55:38 INFO  : proton drive root link ID 'rclone-test-topuzaj3vebe': vfs cache: cleaned: objects 0 (was 0) in use 0, to upload 0, uploading 0, total size 0 (was 0)
2026/01/23 02:55:39.092574 WARN RESTY 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422), Attempt 1
2026/01/23 02:55:39.092613 ERROR RESTY 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422)
    run.go:242: Failed to mkdir "proton drive root link ID 'rclone-test-topuzaj3vebe'": failed to make directory: 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422)
2026/01/23 02:55:39 DEBUG : WaitForWriters: timeout=30s
2026/01/23 02:55:39 DEBUG : Looking for writers
2026/01/23 02:55:39 DEBUG : >WaitForWriters: 
2026/01/23 02:55:39 DEBUG : proton drive root link ID 'rclone-test-topuzaj3vebe': vfs cache: cleaner exiting
2026/01/23 02:55:39 ERROR : error listing: directory not found
--- FAIL: TestRWFileHandleMethodsRead (0.78s)
=== RUN   TestRWFileHandleSeek
    run.go:185: Remote "proton drive root link ID 'rclone-test-topuzaj3vebe'", Local "Local file system at /tmp/rclone3647127445", Modify Window "1s"
2026/01/23 02:55:39 INFO  : proton drive root link ID 'rclone-test-topuzaj3vebe': poll-interval is not supported by this remote
2026/01/23 02:55:39 DEBUG : proton drive root link ID 'rclone-test-topuzaj3vebe': vfs cache: root is "/home/rclone/.cache/rclone"
2026/01/23 02:55:39 DEBUG : proton drive root link ID 'rclone-test-topuzaj3vebe': vfs cache: data root is "/home/rclone/.cache/rclone/vfs/TestProtonDrive/rclone-test-topuzaj3vebe"
2026/01/23 02:55:39 DEBUG : proton drive root link ID 'rclone-test-topuzaj3vebe': vfs cache: metadata root is "/home/rclone/.cache/rclone/vfsMeta/TestProtonDrive/rclone-test-topuzaj3vebe"
2026/01/23 02:55:39 DEBUG : Creating backend with remote ":local,encoding='Slash,Dot',links=false:/home/rclone/.cache/rclone/vfs/TestProtonDrive/rclone-test-topuzaj3vebe"
2026/01/23 02:55:39 DEBUG : :local: detected overridden config - adding "{8un-i}" suffix to name
2026/01/23 02:55:39 DEBUG : fs cache: renaming cache item ":local,encoding='Slash,Dot',links=false:/home/rclone/.cache/rclone/vfs/TestProtonDrive/rclone-test-topuzaj3vebe" to be canonical ":local{8un-i}:/home/rclone/.cache/rclone/vfs/TestProtonDrive/rclone-test-topuzaj3vebe"
2026/01/23 02:55:39 DEBUG : Creating backend with remote ":local,encoding='Slash,Dot',links=false:/home/rclone/.cache/rclone/vfsMeta/TestProtonDrive/rclone-test-topuzaj3vebe"
2026/01/23 02:55:39 DEBUG : :local: detected overridden config - adding "{8un-i}" suffix to name
2026/01/23 02:55:39 DEBUG : fs cache: renaming cache item ":local,encoding='Slash,Dot',links=false:/home/rclone/.cache/rclone/vfsMeta/TestProtonDrive/rclone-test-topuzaj3vebe" to be canonical ":local{8un-i}:/home/rclone/.cache/rclone/vfsMeta/TestProtonDrive/rclone-test-topuzaj3vebe"
2026/01/23 02:55:39 INFO  : proton drive root link ID 'rclone-test-topuzaj3vebe': vfs cache: cleaned: objects 0 (was 0) in use 0, to upload 0, uploading 0, total size 0 (was 0)
2026/01/23 02:55:39.860600 WARN RESTY 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422), Attempt 1
2026/01/23 02:55:39.860621 ERROR RESTY 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422)
    run.go:242: Failed to mkdir "proton drive root link ID 'rclone-test-topuzaj3vebe'": failed to make directory: 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422)
2026/01/23 02:55:39 DEBUG : WaitForWriters: timeout=30s
2026/01/23 02:55:39 DEBUG : Looking for writers
2026/01/23 02:55:39 DEBUG : >WaitForWriters: 
2026/01/23 02:55:39 DEBUG : proton drive root link ID 'rclone-test-topuzaj3vebe': vfs cache: cleaner exiting
2026/01/23 02:55:40 ERROR : error listing: directory not found
--- FAIL: TestRWFileHandleSeek (0.77s)
=== RUN   TestRWFileHandleReadAt
    run.go:185: Remote "proton drive root link ID 'rclone-test-topuzaj3vebe'", Local "Local file system at /tmp/rclone3647127445", Modify Window "1s"
2026/01/23 02:55:40 INFO  : proton drive root link ID 'rclone-test-topuzaj3vebe': poll-interval is not supported by this remote
2026/01/23 02:55:40 DEBUG : proton drive root link ID 'rclone-test-topuzaj3vebe': vfs cache: root is "/home/rclone/.cache/rclone"
2026/01/23 02:55:40 DEBUG : proton drive root link ID 'rclone-test-topuzaj3vebe': vfs cache: data root is "/home/rclone/.cache/rclone/vfs/TestProtonDrive/rclone-test-topuzaj3vebe"
2026/01/23 02:55:40 DEBUG : proton drive root link ID 'rclone-test-topuzaj3vebe': vfs cache: metadata root is "/home/rclone/.cache/rclone/vfsMeta/TestProtonDrive/rclone-test-topuzaj3vebe"
2026/01/23 02:55:40 DEBUG : Creating backend with remote ":local,encoding='Slash,Dot',links=false:/home/rclone/.cache/rclone/vfs/TestProtonDrive/rclone-test-topuzaj3vebe"
2026/01/23 02:55:40 DEBUG : :local: detected overridden config - adding "{8un-i}" suffix to name
2026/01/23 02:55:40 DEBUG : fs cache: renaming cache item ":local,encoding='Slash,Dot',links=false:/home/rclone/.cache/rclone/vfs/TestProtonDrive/rclone-test-topuzaj3vebe" to be canonical ":local{8un-i}:/home/rclone/.cache/rclone/vfs/TestProtonDrive/rclone-test-topuzaj3vebe"
2026/01/23 02:55:40 DEBUG : Creating backend with remote ":local,encoding='Slash,Dot',links=false:/home/rclone/.cache/rclone/vfsMeta/TestProtonDrive/rclone-test-topuzaj3vebe"
2026/01/23 02:55:40 DEBUG : :local: detected overridden config - adding "{8un-i}" suffix to name
2026/01/23 02:55:40 DEBUG : fs cache: renaming cache item ":local,encoding='Slash,Dot',links=false:/home/rclone/.cache/rclone/vfsMeta/TestProtonDrive/rclone-test-topuzaj3vebe" to be canonical ":local{8un-i}:/home/rclone/.cache/rclone/vfsMeta/TestProtonDrive/rclone-test-topuzaj3vebe"
2026/01/23 02:55:40 INFO  : proton drive root link ID 'rclone-test-topuzaj3vebe': vfs cache: cleaned: objects 0 (was 0) in use 0, to upload 0, uploading 0, total size 0 (was 0)
2026/01/23 02:55:40.692292 WARN RESTY 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422), Attempt 1
2026/01/23 02:55:40.692313 ERROR RESTY 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422)
    run.go:242: Failed to mkdir "proton drive root link ID 'rclone-test-topuzaj3vebe'": failed to make directory: 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422)
2026/01/23 02:55:40 DEBUG : WaitForWriters: timeout=30s
2026/01/23 02:55:40 DEBUG : Looking for writers
2026/01/23 02:55:40 DEBUG : >WaitForWriters: 
2026/01/23 02:55:40 DEBUG : proton drive root link ID 'rclone-test-topuzaj3vebe': vfs cache: cleaner exiting
2026/01/23 02:55:40 ERROR : error listing: directory not found
--- FAIL: TestRWFileHandleReadAt (0.80s)
=== RUN   TestRWFileHandleFlushRead
    run.go:185: Remote "proton drive root link ID 'rclone-test-topuzaj3vebe'", Local "Local file system at /tmp/rclone3647127445", Modify Window "1s"
2026/01/23 02:55:40 INFO  : proton drive root link ID 'rclone-test-topuzaj3vebe': poll-interval is not supported by this remote
2026/01/23 02:55:40 DEBUG : proton drive root link ID 'rclone-test-topuzaj3vebe': vfs cache: root is "/home/rclone/.cache/rclone"
2026/01/23 02:55:40 DEBUG : proton drive root link ID 'rclone-test-topuzaj3vebe': vfs cache: data root is "/home/rclone/.cache/rclone/vfs/TestProtonDrive/rclone-test-topuzaj3vebe"
2026/01/23 02:55:40 DEBUG : proton drive root link ID 'rclone-test-topuzaj3vebe': vfs cache: metadata root is "/home/rclone/.cache/rclone/vfsMeta/TestProtonDrive/rclone-test-topuzaj3vebe"
2026/01/23 02:55:40 DEBUG : Creating backend with remote ":local,encoding='Slash,Dot',links=false:/home/rclone/.cache/rclone/vfs/TestProtonDrive/rclone-test-topuzaj3vebe"
2026/01/23 02:55:40 DEBUG : :local: detected overridden config - adding "{8un-i}" suffix to name
2026/01/23 02:55:40 DEBUG : fs cache: renaming cache item ":local,encoding='Slash,Dot',links=false:/home/rclone/.cache/rclone/vfs/TestProtonDrive/rclone-test-topuzaj3vebe" to be canonical ":local{8un-i}:/home/rclone/.cache/rclone/vfs/TestProtonDrive/rclone-test-topuzaj3vebe"
2026/01/23 02:55:40 DEBUG : Creating backend with remote ":local,encoding='Slash,Dot',links=false:/home/rclone/.cache/rclone/vfsMeta/TestProtonDrive/rclone-test-topuzaj3vebe"
2026/01/23 02:55:40 DEBUG : :local: detected overridden config - adding "{8un-i}" suffix to name
2026/01/23 02:55:40 DEBUG : fs cache: renaming cache item ":local,encoding='Slash,Dot',links=false:/home/rclone/.cache/rclone/vfsMeta/TestProtonDrive/rclone-test-topuzaj3vebe" to be canonical ":local{8un-i}:/home/rclone/.cache/rclone/vfsMeta/TestProtonDrive/rclone-test-topuzaj3vebe"
2026/01/23 02:55:40 INFO  : proton drive root link ID 'rclone-test-topuzaj3vebe': vfs cache: cleaned: objects 0 (was 0) in use 0, to upload 0, uploading 0, total size 0 (was 0)
2026/01/23 02:55:41.478833 WARN RESTY 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422), Attempt 1
2026/01/23 02:55:41.478855 ERROR RESTY 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422)
    run.go:242: Failed to mkdir "proton drive root link ID 'rclone-test-topuzaj3vebe'": failed to make directory: 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422)
2026/01/23 02:55:41 DEBUG : WaitForWriters: timeout=30s
2026/01/23 02:55:41 DEBUG : Looking for writers
2026/01/23 02:55:41 DEBUG : >WaitForWriters: 
2026/01/23 02:55:41 DEBUG : proton drive root link ID 'rclone-test-topuzaj3vebe': vfs cache: cleaner exiting
2026/01/23 02:55:41 ERROR : error listing: directory not found
--- FAIL: TestRWFileHandleFlushRead (0.81s)
=== RUN   TestRWFileHandleReleaseRead
    run.go:185: Remote "proton drive root link ID 'rclone-test-topuzaj3vebe'", Local "Local file system at /tmp/rclone3647127445", Modify Window "1s"
2026/01/23 02:55:41 INFO  : proton drive root link ID 'rclone-test-topuzaj3vebe': poll-interval is not supported by this remote
2026/01/23 02:55:41 DEBUG : proton drive root link ID 'rclone-test-topuzaj3vebe': vfs cache: root is "/home/rclone/.cache/rclone"
2026/01/23 02:55:41 DEBUG : proton drive root link ID 'rclone-test-topuzaj3vebe': vfs cache: data root is "/home/rclone/.cache/rclone/vfs/TestProtonDrive/rclone-test-topuzaj3vebe"
2026/01/23 02:55:41 DEBUG : proton drive root link ID 'rclone-test-topuzaj3vebe': vfs cache: metadata root is "/home/rclone/.cache/rclone/vfsMeta/TestProtonDrive/rclone-test-topuzaj3vebe"
2026/01/23 02:55:41 DEBUG : Creating backend with remote ":local,encoding='Slash,Dot',links=false:/home/rclone/.cache/rclone/vfs/TestProtonDrive/rclone-test-topuzaj3vebe"
2026/01/23 02:55:41 DEBUG : :local: detected overridden config - adding "{8un-i}" suffix to name
2026/01/23 02:55:41 DEBUG : fs cache: renaming cache item ":local,encoding='Slash,Dot',links=false:/home/rclone/.cache/rclone/vfs/TestProtonDrive/rclone-test-topuzaj3vebe" to be canonical ":local{8un-i}:/home/rclone/.cache/rclone/vfs/TestProtonDrive/rclone-test-topuzaj3vebe"
2026/01/23 02:55:41 DEBUG : Creating backend with remote ":local,encoding='Slash,Dot',links=false:/home/rclone/.cache/rclone/vfsMeta/TestProtonDrive/rclone-test-topuzaj3vebe"
2026/01/23 02:55:41 DEBUG : :local: detected overridden config - adding "{8un-i}" suffix to name
2026/01/23 02:55:41 DEBUG : fs cache: renaming cache item ":local,encoding='Slash,Dot',links=false:/home/rclone/.cache/rclone/vfsMeta/TestProtonDrive/rclone-test-topuzaj3vebe" to be canonical ":local{8un-i}:/home/rclone/.cache/rclone/vfsMeta/TestProtonDrive/rclone-test-topuzaj3vebe"
2026/01/23 02:55:41 INFO  : proton drive root link ID 'rclone-test-topuzaj3vebe': vfs cache: cleaned: objects 0 (was 0) in use 0, to upload 0, uploading 0, total size 0 (was 0)
2026/01/23 02:55:42.235255 WARN RESTY 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422), Attempt 1
2026/01/23 02:55:42.235280 ERROR RESTY 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422)
    run.go:242: Failed to mkdir "proton drive root link ID 'rclone-test-topuzaj3vebe'": failed to make directory: 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422)
2026/01/23 02:55:42 DEBUG : WaitForWriters: timeout=30s
2026/01/23 02:55:42 DEBUG : Looking for writers
2026/01/23 02:55:42 DEBUG : >WaitForWriters: 
2026/01/23 02:55:42 DEBUG : proton drive root link ID 'rclone-test-topuzaj3vebe': vfs cache: cleaner exiting
2026/01/23 02:55:42 ERROR : error listing: directory not found
--- FAIL: TestRWFileHandleReleaseRead (0.74s)
=== RUN   TestRWFileHandleMethodsWrite
    run.go:185: Remote "proton drive root link ID 'rclone-test-topuzaj3vebe'", Local "Local file system at /tmp/rclone3647127445", Modify Window "1s"
2026/01/23 02:55:42 INFO  : proton drive root link ID 'rclone-test-topuzaj3vebe': poll-interval is not supported by this remote
2026/01/23 02:55:42 DEBUG : proton drive root link ID 'rclone-test-topuzaj3vebe': vfs cache: root is "/home/rclone/.cache/rclone"
2026/01/23 02:55:42 DEBUG : proton drive root link ID 'rclone-test-topuzaj3vebe': vfs cache: data root is "/home/rclone/.cache/rclone/vfs/TestProtonDrive/rclone-test-topuzaj3vebe"
2026/01/23 02:55:42 DEBUG : proton drive root link ID 'rclone-test-topuzaj3vebe': vfs cache: metadata root is "/home/rclone/.cache/rclone/vfsMeta/TestProtonDrive/rclone-test-topuzaj3vebe"
2026/01/23 02:55:42 DEBUG : Creating backend with remote ":local,encoding='Slash,Dot',links=false:/home/rclone/.cache/rclone/vfs/TestProtonDrive/rclone-test-topuzaj3vebe"
2026/01/23 02:55:42 DEBUG : :local: detected overridden config - adding "{8un-i}" suffix to name
2026/01/23 02:55:42 DEBUG : fs cache: renaming cache item ":local,encoding='Slash,Dot',links=false:/home/rclone/.cache/rclone/vfs/TestProtonDrive/rclone-test-topuzaj3vebe" to be canonical ":local{8un-i}:/home/rclone/.cache/rclone/vfs/TestProtonDrive/rclone-test-topuzaj3vebe"
2026/01/23 02:55:42 DEBUG : Creating backend with remote ":local,encoding='Slash,Dot',links=false:/home/rclone/.cache/rclone/vfsMeta/TestProtonDrive/rclone-test-topuzaj3vebe"
2026/01/23 02:55:42 DEBUG : :local: detected overridden config - adding "{8un-i}" suffix to name
2026/01/23 02:55:42 DEBUG : fs cache: renaming cache item ":local,encoding='Slash,Dot',links=false:/home/rclone/.cache/rclone/vfsMeta/TestProtonDrive/rclone-test-topuzaj3vebe" to be canonical ":local{8un-i}:/home/rclone/.cache/rclone/vfsMeta/TestProtonDrive/rclone-test-topuzaj3vebe"
2026/01/23 02:55:42 DEBUG : file1: OpenFile: flags=O_WRONLY|O_CREATE, perm=-rwxrwxrwx
2026/01/23 02:55:42 INFO  : proton drive root link ID 'rclone-test-topuzaj3vebe': vfs cache: cleaned: objects 0 (was 0) in use 0, to upload 0, uploading 0, total size 0 (was 0)
2026/01/23 02:55:42 DEBUG : file1: Open: flags=O_WRONLY|O_CREATE
2026/01/23 02:55:42 DEBUG : file1: newRWFileHandle: 
2026/01/23 02:55:42 DEBUG : file1(0xc00069f100): openPending: 
2026/01/23 02:55:42 DEBUG : file1: vfs cache: truncate to size=0 (not needed as size correct)
2026/01/23 02:55:42 DEBUG : Added virtual directory entry vAddFile: "file1"
2026/01/23 02:55:42 DEBUG : file1(0xc00069f100): >openPending: err=<nil>
2026/01/23 02:55:42 DEBUG : file1: >newRWFileHandle: err=<nil>
2026/01/23 02:55:42 DEBUG : Added virtual directory entry vAddFile: "file1"
2026/01/23 02:55:42 DEBUG : file1: >Open: fd=file1 (rw), err=<nil>
2026/01/23 02:55:42 DEBUG : file1: >OpenFile: fd=file1 (rw), err=<nil>
2026/01/23 02:55:42 DEBUG : file1(0xc00069f100): _writeAt: size=5, off=0
2026/01/23 02:55:42 DEBUG : file1(0xc00069f100): >_writeAt: n=5, err=<nil>
2026/01/23 02:55:42 DEBUG : file1(0xc00069f100): _writeAt: size=7, off=5
2026/01/23 02:55:42 DEBUG : file1(0xc00069f100): >_writeAt: n=7, err=<nil>
2026/01/23 02:55:42 DEBUG : file1: vfs cache: truncate to size=11
2026/01/23 02:55:42 DEBUG : file1(0xc00069f100): close: 
2026/01/23 02:55:42 DEBUG : file1: vfs cache: setting modification time to 2026-01-23 02:55:42.517725248 +0000 UTC m=+40.075699283
2026/01/23 02:55:42 INFO  : file1: vfs cache: queuing for upload in 100ms
2026/01/23 02:55:42 DEBUG : file1(0xc00069f100): >close: err=<nil>
2026/01/23 02:55:42 DEBUG : file1(0xc00069f100): close: 
2026/01/23 02:55:42 DEBUG : file1(0xc00069f100): >close: err=file already closed
2026/01/23 02:55:42 DEBUG : WaitForWriters: timeout=30s
2026/01/23 02:55:42 DEBUG : Looking for writers
2026/01/23 02:55:42 DEBUG : file1: reading active writers
2026/01/23 02:55:42 DEBUG : Still 0 writers active and 1 cache items in use, waiting 10ms
2026/01/23 02:55:42 DEBUG : Looking for writers
2026/01/23 02:55:42 DEBUG : file1: reading active writers
2026/01/23 02:55:42 DEBUG : Still 0 writers active and 1 cache items in use, waiting 20ms
2026/01/23 02:55:42 DEBUG : Looking for writers
2026/01/23 02:55:42 DEBUG : file1: reading active writers
2026/01/23 02:55:42 DEBUG : Still 0 writers active and 1 cache items in use, waiting 40ms
2026/01/23 02:55:42 DEBUG : Looking for writers
2026/01/23 02:55:42 DEBUG : file1: reading active writers
2026/01/23 02:55:42 DEBUG : Still 0 writers active and 1 cache items in use, waiting 80ms
2026/01/23 02:55:42 DEBUG : file1: vfs cache: starting upload
2026/01/23 02:55:42 DEBUG : Looking for writers
2026/01/23 02:55:42 DEBUG : file1: reading active writers
2026/01/23 02:55:42 DEBUG : Still 0 writers active and 1 cache items in use, waiting 160ms
2026/01/23 02:55:42 DEBUG : Looking for writers
2026/01/23 02:55:42 DEBUG : file1: reading active writers
2026/01/23 02:55:42 DEBUG : Still 0 writers active and 1 cache items in use, waiting 320ms
2026/01/23 02:55:43 DEBUG : Looking for writers
2026/01/23 02:55:43 DEBUG : file1: reading active writers
2026/01/23 02:55:43 DEBUG : Still 0 writers active and 1 cache items in use, waiting 640ms
2026/01/23 02:55:43.406793 WARN RESTY 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422), Attempt 1
2026/01/23 02:55:43.406815 ERROR RESTY 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422)
2026/01/23 02:55:43 ERROR : file1: Failed to copy: failed to make directory: 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422)
2026/01/23 02:55:43 ERROR : file1: vfs cache: failed to upload try #1, will retry in 200ms: vfs cache: failed to transfer file from cache to remote: failed to make directory: 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422)
2026/01/23 02:55:43 DEBUG : file1: vfs cache: starting upload
2026/01/23 02:55:43 DEBUG : Looking for writers
2026/01/23 02:55:43 DEBUG : file1: reading active writers
2026/01/23 02:55:43 DEBUG : Still 0 writers active and 1 cache items in use, waiting 1s
2026/01/23 02:55:44.424639 WARN RESTY 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422), Attempt 1
2026/01/23 02:55:44.424665 ERROR RESTY 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422)
2026/01/23 02:55:44 ERROR : file1: Failed to copy: failed to make directory: 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422)
2026/01/23 02:55:44 ERROR : file1: vfs cache: failed to upload try #2, will retry in 400ms: vfs cache: failed to transfer file from cache to remote: failed to make directory: 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422)
2026/01/23 02:55:44 DEBUG : Looking for writers
2026/01/23 02:55:44 DEBUG : file1: reading active writers
2026/01/23 02:55:44 DEBUG : Still 0 writers active and 1 cache items in use, waiting 1s
2026/01/23 02:55:44 DEBUG : file1: vfs cache: starting upload
2026/01/23 02:55:45.626349 WARN RESTY 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422), Attempt 1
2026/01/23 02:55:45.626370 ERROR RESTY 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422)
2026/01/23 02:55:45 ERROR : file1: Failed to copy: failed to make directory: 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422)
2026/01/23 02:55:45 ERROR : file1: vfs cache: failed to upload try #3, will retry in 800ms: vfs cache: failed to transfer file from cache to remote: failed to make directory: 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422)
2026/01/23 02:55:45 DEBUG : Looking for writers
2026/01/23 02:55:45 DEBUG : file1: reading active writers
2026/01/23 02:55:45 DEBUG : Still 0 writers active and 1 cache items in use, waiting 1s
2026/01/23 02:55:46 DEBUG : file1: vfs cache: starting upload
2026/01/23 02:55:46 DEBUG : Looking for writers
2026/01/23 02:55:46 DEBUG : file1: reading active writers
2026/01/23 02:55:46 DEBUG : Still 0 writers active and 1 cache items in use, waiting 1s
2026/01/23 02:55:47.161818 WARN RESTY 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422), Attempt 1
2026/01/23 02:55:47.161838 ERROR RESTY 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422)
2026/01/23 02:55:47 ERROR : file1: Failed to copy: failed to make directory: 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422)
2026/01/23 02:55:47 ERROR : file1: vfs cache: failed to upload try #4, will retry in 1.6s: vfs cache: failed to transfer file from cache to remote: failed to make directory: 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422)
2026/01/23 02:55:47 DEBUG : Looking for writers
2026/01/23 02:55:47 DEBUG : file1: reading active writers
2026/01/23 02:55:47 DEBUG : Still 0 writers active and 1 cache items in use, waiting 1s
2026/01/23 02:55:48 DEBUG : file1: vfs cache: starting upload
2026/01/23 02:55:48 DEBUG : Looking for writers
2026/01/23 02:55:48 DEBUG : file1: reading active writers
2026/01/23 02:55:48 DEBUG : Still 0 writers active and 1 cache items in use, waiting 1s
2026/01/23 02:55:49.523133 WARN RESTY 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422), Attempt 1
2026/01/23 02:55:49.523163 ERROR RESTY 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422)
2026/01/23 02:55:49 ERROR : file1: Failed to copy: failed to make directory: 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422)
2026/01/23 02:55:49 ERROR : file1: vfs cache: failed to upload try #5, will retry in 3.2s: vfs cache: failed to transfer file from cache to remote: failed to make directory: 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422)
2026/01/23 02:55:49 DEBUG : Looking for writers
2026/01/23 02:55:49 DEBUG : file1: reading active writers
2026/01/23 02:55:49 DEBUG : Still 0 writers active and 1 cache items in use, waiting 1s
2026/01/23 02:55:50 DEBUG : Looking for writers
2026/01/23 02:55:50 DEBUG : file1: reading active writers
2026/01/23 02:55:50 DEBUG : Still 0 writers active and 1 cache items in use, waiting 1s
2026/01/23 02:55:51 DEBUG : Looking for writers
2026/01/23 02:55:51 DEBUG : file1: reading active writers
2026/01/23 02:55:51 DEBUG : Still 0 writers active and 1 cache items in use, waiting 1s
2026/01/23 02:55:52 DEBUG : file1: vfs cache: starting upload
2026/01/23 02:55:52 DEBUG : Looking for writers
2026/01/23 02:55:52 DEBUG : file1: reading active writers
2026/01/23 02:55:52 DEBUG : Still 0 writers active and 1 cache items in use, waiting 1s
2026/01/23 02:55:53.510990 WARN RESTY 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422), Attempt 1
2026/01/23 02:55:53.511011 ERROR RESTY 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422)
2026/01/23 02:55:53 ERROR : file1: Failed to copy: failed to make directory: 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422)
2026/01/23 02:55:53 ERROR : file1: vfs cache: failed to upload try #6, will retry in 6.4s: vfs cache: failed to transfer file from cache to remote: failed to make directory: 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422)
2026/01/23 02:55:53 DEBUG : Looking for writers
2026/01/23 02:55:53 DEBUG : file1: reading active writers
2026/01/23 02:55:53 DEBUG : Still 0 writers active and 1 cache items in use, waiting 1s
2026/01/23 02:55:54 DEBUG : Looking for writers
2026/01/23 02:55:54 DEBUG : file1: reading active writers
2026/01/23 02:55:54 DEBUG : Still 0 writers active and 1 cache items in use, waiting 1s
2026/01/23 02:55:55 DEBUG : Looking for writers
2026/01/23 02:55:55 DEBUG : file1: reading active writers
2026/01/23 02:55:55 DEBUG : Still 0 writers active and 1 cache items in use, waiting 1s
2026/01/23 02:55:56 DEBUG : Looking for writers
2026/01/23 02:55:56 DEBUG : file1: reading active writers
2026/01/23 02:55:56 DEBUG : Still 0 writers active and 1 cache items in use, waiting 1s
2026/01/23 02:55:57 DEBUG : Looking for writers
2026/01/23 02:55:57 DEBUG : file1: reading active writers
2026/01/23 02:55:57 DEBUG : Still 0 writers active and 1 cache items in use, waiting 1s
2026/01/23 02:55:58 DEBUG : Looking for writers
2026/01/23 02:55:58 DEBUG : file1: reading active writers
2026/01/23 02:55:58 DEBUG : Still 0 writers active and 1 cache items in use, waiting 1s
2026/01/23 02:55:59 DEBUG : Looking for writers
2026/01/23 02:55:59 DEBUG : file1: reading active writers
2026/01/23 02:55:59 DEBUG : Still 0 writers active and 1 cache items in use, waiting 1s
2026/01/23 02:55:59 DEBUG : file1: vfs cache: starting upload
2026/01/23 02:56:00.724977 WARN RESTY 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422), Attempt 1
2026/01/23 02:56:00.725013 ERROR RESTY 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422)
2026/01/23 02:56:00 ERROR : file1: Failed to copy: failed to make directory: 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422)
2026/01/23 02:56:00 ERROR : file1: vfs cache: failed to upload try #7, will retry in 12.8s: vfs cache: failed to transfer file from cache to remote: failed to make directory: 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422)
2026/01/23 02:56:00 DEBUG : Looking for writers
2026/01/23 02:56:00 DEBUG : file1: reading active writers
2026/01/23 02:56:00 DEBUG : Still 0 writers active and 1 cache items in use, waiting 1s
2026/01/23 02:56:01 DEBUG : Looking for writers
2026/01/23 02:56:01 DEBUG : file1: reading active writers
2026/01/23 02:56:01 DEBUG : Still 0 writers active and 1 cache items in use, waiting 1s
2026/01/23 02:56:02 DEBUG : Looking for writers
2026/01/23 02:56:02 DEBUG : file1: reading active writers
2026/01/23 02:56:02 DEBUG : Still 0 writers active and 1 cache items in use, waiting 1s
2026/01/23 02:56:03 DEBUG : Looking for writers
2026/01/23 02:56:03 DEBUG : file1: reading active writers
2026/01/23 02:56:03 DEBUG : Still 0 writers active and 1 cache items in use, waiting 1s
2026/01/23 02:56:04 DEBUG : Looking for writers
2026/01/23 02:56:04 DEBUG : file1: reading active writers
2026/01/23 02:56:04 DEBUG : Still 0 writers active and 1 cache items in use, waiting 1s
2026/01/23 02:56:05 DEBUG : Looking for writers
2026/01/23 02:56:05 DEBUG : file1: reading active writers
2026/01/23 02:56:05 DEBUG : Still 0 writers active and 1 cache items in use, waiting 1s
2026/01/23 02:56:06 DEBUG : Looking for writers
2026/01/23 02:56:06 DEBUG : file1: reading active writers
2026/01/23 02:56:06 DEBUG : Still 0 writers active and 1 cache items in use, waiting 1s
2026/01/23 02:56:07 DEBUG : Looking for writers
2026/01/23 02:56:07 DEBUG : file1: reading active writers
2026/01/23 02:56:07 DEBUG : Still 0 writers active and 1 cache items in use, waiting 1s
2026/01/23 02:56:08 DEBUG : Looking for writers
2026/01/23 02:56:08 DEBUG : file1: reading active writers
2026/01/23 02:56:08 DEBUG : Still 0 writers active and 1 cache items in use, waiting 1s
2026/01/23 02:56:09 DEBUG : Looking for writers
2026/01/23 02:56:09 DEBUG : file1: reading active writers
2026/01/23 02:56:09 DEBUG : Still 0 writers active and 1 cache items in use, waiting 1s
2026/01/23 02:56:10 DEBUG : Looking for writers
2026/01/23 02:56:10 DEBUG : file1: reading active writers
2026/01/23 02:56:10 DEBUG : Still 0 writers active and 1 cache items in use, waiting 1s
2026/01/23 02:56:11 DEBUG : Looking for writers
2026/01/23 02:56:11 DEBUG : file1: reading active writers
2026/01/23 02:56:11 DEBUG : Still 0 writers active and 1 cache items in use, waiting 1s
2026/01/23 02:56:12 ERROR : Exiting even though 0 writers active and 1 cache items in use after 30s
Cache{
	"file1": &{c:0xc000a8ad20 mu:{_:{} mu:{state:0 sema:0}} cond:{noCopy:{} L:0xc0001f4908 notify:{wait:0 notify:0 lock:0 head:<nil> tail:<nil>} checker:824635771200} name:file1 opens:0 downloaders:<nil> o:<nil> fd:<nil> info:{ModTime:{wall:14003053173994675264 ext:40075699283 loc:0x4465880} ATime:{wall:14003053173994688209 ext:40075712218 loc:0x4465880} Size:11 Rs:[{Pos:0 Size:11}] Fingerprint: Dirty:true} writeBackID:1 pendingAccesses:0 modified:false beingReset:false},
}
2026/01/23 02:56:12 DEBUG : >WaitForWriters: 
2026/01/23 02:56:12 ERROR : error listing: directory not found
    fstest.go:298: Sleeping for 1s for list eventual consistency: 1/3
2026/01/23 02:56:13 DEBUG : file1: vfs cache: starting upload
    fstest.go:301: Flushing the directory cache
2026/01/23 02:56:14.295897 WARN RESTY 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422), Attempt 1
2026/01/23 02:56:14.295937 ERROR RESTY 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422)
2026/01/23 02:56:14 ERROR : file1: Failed to copy: failed to make directory: 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422)
2026/01/23 02:56:14 ERROR : file1: vfs cache: failed to upload try #8, will retry in 25.6s: vfs cache: failed to transfer file from cache to remote: failed to make directory: 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422)
2026/01/23 02:56:14 ERROR : error listing: directory not found
    fstest.go:298: Sleeping for 2s for list eventual consistency: 2/3
    fstest.go:301: Flushing the directory cache
2026/01/23 02:56:16 ERROR : error listing: directory not found
    fstest.go:298: Sleeping for 4s for list eventual consistency: 3/3
    fstest.go:301: Flushing the directory cache
    fstest.go:305: 
        	Error Trace:	/home/rclone/go/src/github.com/rclone/rclone/fstest/fstest.go:305
        	            				/home/rclone/go/src/github.com/rclone/rclone/fstest/fstest.go:338
        	            				/home/rclone/go/src/github.com/rclone/rclone/vfs/read_write_test.go:337
        	Error:      	Should be true
        	Test:       	TestRWFileHandleMethodsWrite
        	Messages:   	listing wrong, want
        	            	  file1 (11) got
        	            	  
    fstest.go:203: Not found "file1"
    fstest.go:206: 
        	Error Trace:	/home/rclone/go/src/github.com/rclone/rclone/fstest/fstest.go:206
        	            				/home/rclone/go/src/github.com/rclone/rclone/fstest/fstest.go:310
        	            				/home/rclone/go/src/github.com/rclone/rclone/fstest/fstest.go:338
        	            				/home/rclone/go/src/github.com/rclone/rclone/vfs/read_write_test.go:337
        	Error:      	Not equal: 
        	            	expected: 0
        	            	actual  : 1
        	Test:       	TestRWFileHandleMethodsWrite
        	Messages:   	1 objects not found
2026/01/23 02:56:20 DEBUG : WaitForWriters: timeout=30s
2026/01/23 02:56:20 DEBUG : Looking for writers
2026/01/23 02:56:20 DEBUG : file1: reading active writers
2026/01/23 02:56:20 DEBUG : Still 0 writers active and 1 cache items in use, waiting 10ms
2026/01/23 02:56:20 DEBUG : Looking for writers
2026/01/23 02:56:20 DEBUG : file1: reading active writers
2026/01/23 02:56:20 DEBUG : Still 0 writers active and 1 cache items in use, waiting 20ms
2026/01/23 02:56:20 DEBUG : Looking for writers
2026/01/23 02:56:20 DEBUG : file1: reading active writers
2026/01/23 02:56:20 DEBUG : Still 0 writers active and 1 cache items in use, waiting 40ms
2026/01/23 02:56:21 DEBUG : Looking for writers
2026/01/23 02:56:21 DEBUG : file1: reading active writers
2026/01/23 02:56:21 DEBUG : Still 0 writers active and 1 cache items in use, waiting 80ms
2026/01/23 02:56:21 DEBUG : Looking for writers
2026/01/23 02:56:21 DEBUG : file1: reading active writers
2026/01/23 02:56:21 DEBUG : Still 0 writers active and 1 cache items in use, waiting 160ms
2026/01/23 02:56:21 DEBUG : Looking for writers
2026/01/23 02:56:21 DEBUG : file1: reading active writers
2026/01/23 02:56:21 DEBUG : Still 0 writers active and 1 cache items in use, waiting 320ms
2026/01/23 02:56:21 DEBUG : Looking for writers
2026/01/23 02:56:21 DEBUG : file1: reading active writers
2026/01/23 02:56:21 DEBUG : Still 0 writers active and 1 cache items in use, waiting 640ms
2026/01/23 02:56:22 DEBUG : Looking for writers
2026/01/23 02:56:22 DEBUG : file1: reading active writers
2026/01/23 02:56:22 DEBUG : Still 0 writers active and 1 cache items in use, waiting 1s
2026/01/23 02:56:23 DEBUG : Looking for writers
2026/01/23 02:56:23 DEBUG : file1: reading active writers
2026/01/23 02:56:23 DEBUG : Still 0 writers active and 1 cache items in use, waiting 1s
2026/01/23 02:56:24 DEBUG : Looking for writers
2026/01/23 02:56:24 DEBUG : file1: reading active writers
2026/01/23 02:56:24 DEBUG : Still 0 writers active and 1 cache items in use, waiting 1s
2026/01/23 02:56:25 DEBUG : Looking for writers
2026/01/23 02:56:25 DEBUG : file1: reading active writers
2026/01/23 02:56:25 DEBUG : Still 0 writers active and 1 cache items in use, waiting 1s
2026/01/23 02:56:26 DEBUG : Looking for writers
2026/01/23 02:56:26 DEBUG : file1: reading active writers
2026/01/23 02:56:26 DEBUG : Still 0 writers active and 1 cache items in use, waiting 1s
2026/01/23 02:56:27 DEBUG : Looking for writers
2026/01/23 02:56:27 DEBUG : file1: reading active writers
2026/01/23 02:56:27 DEBUG : Still 0 writers active and 1 cache items in use, waiting 1s
2026/01/23 02:56:28 DEBUG : Looking for writers
2026/01/23 02:56:28 DEBUG : file1: reading active writers
2026/01/23 02:56:28 DEBUG : Still 0 writers active and 1 cache items in use, waiting 1s
2026/01/23 02:56:29 DEBUG : Looking for writers
2026/01/23 02:56:29 DEBUG : file1: reading active writers
2026/01/23 02:56:29 DEBUG : Still 0 writers active and 1 cache items in use, waiting 1s
2026/01/23 02:56:30 DEBUG : Looking for writers
2026/01/23 02:56:30 DEBUG : file1: reading active writers
2026/01/23 02:56:30 DEBUG : Still 0 writers active and 1 cache items in use, waiting 1s
2026/01/23 02:56:31 DEBUG : Looking for writers
2026/01/23 02:56:31 DEBUG : file1: reading active writers
2026/01/23 02:56:31 DEBUG : Still 0 writers active and 1 cache items in use, waiting 1s
2026/01/23 02:56:32 DEBUG : Looking for writers
2026/01/23 02:56:32 DEBUG : file1: reading active writers
2026/01/23 02:56:32 DEBUG : Still 0 writers active and 1 cache items in use, waiting 1s
2026/01/23 02:56:33 DEBUG : Looking for writers
2026/01/23 02:56:33 DEBUG : file1: reading active writers
2026/01/23 02:56:33 DEBUG : Still 0 writers active and 1 cache items in use, waiting 1s
2026/01/23 02:56:34 DEBUG : Looking for writers
2026/01/23 02:56:34 DEBUG : file1: reading active writers
2026/01/23 02:56:34 DEBUG : Still 0 writers active and 1 cache items in use, waiting 1s
2026/01/23 02:56:35 DEBUG : Looking for writers
2026/01/23 02:56:35 DEBUG : file1: reading active writers
2026/01/23 02:56:35 DEBUG : Still 0 writers active and 1 cache items in use, waiting 1s
2026/01/23 02:56:36 DEBUG : Looking for writers
2026/01/23 02:56:36 DEBUG : file1: reading active writers
2026/01/23 02:56:36 DEBUG : Still 0 writers active and 1 cache items in use, waiting 1s
2026/01/23 02:56:37 DEBUG : Looking for writers
2026/01/23 02:56:37 DEBUG : file1: reading active writers
2026/01/23 02:56:37 DEBUG : Still 0 writers active and 1 cache items in use, waiting 1s
2026/01/23 02:56:38 DEBUG : Looking for writers
2026/01/23 02:56:38 DEBUG : file1: reading active writers
2026/01/23 02:56:38 DEBUG : Still 0 writers active and 1 cache items in use, waiting 1s
2026/01/23 02:56:39 DEBUG : Looking for writers
2026/01/23 02:56:39 DEBUG : file1: reading active writers
2026/01/23 02:56:39 DEBUG : Still 0 writers active and 1 cache items in use, waiting 1s
2026/01/23 02:56:39 DEBUG : file1: vfs cache: starting upload
2026/01/23 02:56:40 DEBUG : Looking for writers
2026/01/23 02:56:40 DEBUG : file1: reading active writers
2026/01/23 02:56:40 DEBUG : Still 0 writers active and 1 cache items in use, waiting 1s
2026/01/23 02:56:40.816410 WARN RESTY 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422), Attempt 1
2026/01/23 02:56:40.816458 ERROR RESTY 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422)
2026/01/23 02:56:40 ERROR : file1: Failed to copy: failed to make directory: 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422)
2026/01/23 02:56:40 ERROR : file1: vfs cache: failed to upload try #9, will retry in 51.2s: vfs cache: failed to transfer file from cache to remote: failed to make directory: 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422)
2026/01/23 02:56:41 DEBUG : Looking for writers
2026/01/23 02:56:41 DEBUG : file1: reading active writers
2026/01/23 02:56:41 DEBUG : Still 0 writers active and 1 cache items in use, waiting 1s
2026/01/23 02:56:42 DEBUG : Looking for writers
2026/01/23 02:56:42 DEBUG : file1: reading active writers
2026/01/23 02:56:42 DEBUG : Still 0 writers active and 1 cache items in use, waiting 1s
2026/01/23 02:56:42 DEBUG : proton drive root link ID 'rclone-test-topuzaj3vebe': vfs cache RemoveNotInUse (maxAge=3600000000000, emptyOnly=false): item file1 not removed, freed 0 bytes
2026/01/23 02:56:42 INFO  : proton drive root link ID 'rclone-test-topuzaj3vebe': vfs cache: cleaned: objects 1 (was 1) in use 1, to upload 1, uploading 0, total size 11 (was 11)
2026/01/23 02:56:43 DEBUG : Looking for writers
2026/01/23 02:56:43 DEBUG : file1: reading active writers
2026/01/23 02:56:43 DEBUG : Still 0 writers active and 1 cache items in use, waiting 1s
2026/01/23 02:56:44 DEBUG : Looking for writers
2026/01/23 02:56:44 DEBUG : file1: reading active writers
2026/01/23 02:56:44 DEBUG : Still 0 writers active and 1 cache items in use, waiting 1s
2026/01/23 02:56:45 DEBUG : Looking for writers
2026/01/23 02:56:45 DEBUG : file1: reading active writers
2026/01/23 02:56:45 DEBUG : Still 0 writers active and 1 cache items in use, waiting 1s
2026/01/23 02:56:46 DEBUG : Looking for writers
2026/01/23 02:56:46 DEBUG : file1: reading active writers
2026/01/23 02:56:46 DEBUG : Still 0 writers active and 1 cache items in use, waiting 1s
2026/01/23 02:56:47 DEBUG : Looking for writers
2026/01/23 02:56:47 DEBUG : file1: reading active writers
2026/01/23 02:56:47 DEBUG : Still 0 writers active and 1 cache items in use, waiting 1s
2026/01/23 02:56:48 DEBUG : Looking for writers
2026/01/23 02:56:48 DEBUG : file1: reading active writers
2026/01/23 02:56:48 DEBUG : Still 0 writers active and 1 cache items in use, waiting 1s
2026/01/23 02:56:49 DEBUG : Looking for writers
2026/01/23 02:56:49 DEBUG : file1: reading active writers
2026/01/23 02:56:49 DEBUG : Still 0 writers active and 1 cache items in use, waiting 1s
2026/01/23 02:56:50 DEBUG : Looking for writers
2026/01/23 02:56:50 DEBUG : file1: reading active writers
2026/01/23 02:56:50 DEBUG : Still 0 writers active and 1 cache items in use, waiting 1s
2026/01/23 02:56:50 ERROR : Exiting even though 0 writers active and 1 cache items in use after 30s
Cache{
	"file1": &{c:0xc000a8ad20 mu:{_:{} mu:{state:0 sema:0}} cond:{noCopy:{} L:0xc0001f4908 notify:{wait:0 notify:0 lock:0 head:<nil> tail:<nil>} checker:824635771200} name:file1 opens:0 downloaders:<nil> o:<nil> fd:<nil> info:{ModTime:{wall:14003053173994675264 ext:40075699283 loc:0x4465880} ATime:{wall:14003053173994688209 ext:40075712218 loc:0x4465880} Size:11 Rs:[{Pos:0 Size:11}] Fingerprint: Dirty:true} writeBackID:1 pendingAccesses:0 modified:false beingReset:false},
}
2026/01/23 02:56:50 DEBUG : >WaitForWriters: 
2026/01/23 02:56:50 DEBUG : proton drive root link ID 'rclone-test-topuzaj3vebe': vfs cache: cleaner exiting
2026/01/23 02:56:51 ERROR : error listing: directory not found
--- FAIL: TestRWFileHandleMethodsWrite (68.73s)
=== RUN   TestRWFileHandleWriteAt
    run.go:185: Remote "proton drive root link ID 'rclone-test-topuzaj3vebe'", Local "Local file system at /tmp/rclone3647127445", Modify Window "1s"
2026/01/23 02:56:51 INFO  : proton drive root link ID 'rclone-test-topuzaj3vebe': poll-interval is not supported by this remote
2026/01/23 02:56:51 DEBUG : proton drive root link ID 'rclone-test-topuzaj3vebe': vfs cache: root is "/home/rclone/.cache/rclone"
2026/01/23 02:56:51 DEBUG : proton drive root link ID 'rclone-test-topuzaj3vebe': vfs cache: data root is "/home/rclone/.cache/rclone/vfs/TestProtonDrive/rclone-test-topuzaj3vebe"
2026/01/23 02:56:51 DEBUG : proton drive root link ID 'rclone-test-topuzaj3vebe': vfs cache: metadata root is "/home/rclone/.cache/rclone/vfsMeta/TestProtonDrive/rclone-test-topuzaj3vebe"
2026/01/23 02:56:51 DEBUG : Creating backend with remote ":local,encoding='Slash,Dot',links=false:/home/rclone/.cache/rclone/vfs/TestProtonDrive/rclone-test-topuzaj3vebe"
2026/01/23 02:56:51 DEBUG : :local: detected overridden config - adding "{8un-i}" suffix to name
2026/01/23 02:56:51 DEBUG : fs cache: renaming cache item ":local,encoding='Slash,Dot',links=false:/home/rclone/.cache/rclone/vfs/TestProtonDrive/rclone-test-topuzaj3vebe" to be canonical ":local{8un-i}:/home/rclone/.cache/rclone/vfs/TestProtonDrive/rclone-test-topuzaj3vebe"
2026/01/23 02:56:51 DEBUG : Creating backend with remote ":local,encoding='Slash,Dot',links=false:/home/rclone/.cache/rclone/vfsMeta/TestProtonDrive/rclone-test-topuzaj3vebe"
2026/01/23 02:56:51 DEBUG : :local: detected overridden config - adding "{8un-i}" suffix to name
2026/01/23 02:56:51 DEBUG : fs cache: renaming cache item ":local,encoding='Slash,Dot',links=false:/home/rclone/.cache/rclone/vfsMeta/TestProtonDrive/rclone-test-topuzaj3vebe" to be canonical ":local{8un-i}:/home/rclone/.cache/rclone/vfsMeta/TestProtonDrive/rclone-test-topuzaj3vebe"
2026/01/23 02:56:51 DEBUG : file1: OpenFile: flags=O_WRONLY|O_CREATE, perm=-rwxrwxrwx
2026/01/23 02:56:51 INFO  : proton drive root link ID 'rclone-test-topuzaj3vebe': vfs cache: cleaned: objects 0 (was 0) in use 0, to upload 0, uploading 0, total size 0 (was 0)
2026/01/23 02:56:51 DEBUG : file1: Open: flags=O_WRONLY|O_CREATE
2026/01/23 02:56:51 DEBUG : file1: newRWFileHandle: 
2026/01/23 02:56:51 DEBUG : file1(0xc0004c1b80): openPending: 
2026/01/23 02:56:51 DEBUG : file1: vfs cache: truncate to size=0 (not needed as size correct)
2026/01/23 02:56:51 DEBUG : Added virtual directory entry vAddFile: "file1"
2026/01/23 02:56:51 DEBUG : file1(0xc0004c1b80): >openPending: err=<nil>
2026/01/23 02:56:51 DEBUG : file1: >newRWFileHandle: err=<nil>
2026/01/23 02:56:51 DEBUG : Added virtual directory entry vAddFile: "file1"
2026/01/23 02:56:51 DEBUG : file1: >Open: fd=file1 (rw), err=<nil>
2026/01/23 02:56:51 DEBUG : file1: >OpenFile: fd=file1 (rw), err=<nil>
2026/01/23 02:56:51 DEBUG : file1(0xc0004c1b80): _writeAt: size=7, off=0
2026/01/23 02:56:51 DEBUG : file1(0xc0004c1b80): >_writeAt: n=7, err=<nil>
2026/01/23 02:56:51 DEBUG : file1(0xc0004c1b80): _writeAt: size=6, off=5
2026/01/23 02:56:51 DEBUG : file1(0xc0004c1b80): >_writeAt: n=6, err=<nil>
2026/01/23 02:56:51 DEBUG : file1(0xc0004c1b80): close: 
2026/01/23 02:56:51 DEBUG : file1: vfs cache: setting modification time to 2026-01-23 02:56:51.274694009 +0000 UTC m=+108.832668044
2026/01/23 02:56:51 INFO  : file1: vfs cache: queuing for upload in 100ms
2026/01/23 02:56:51 DEBUG : file1(0xc0004c1b80): >close: err=<nil>
2026/01/23 02:56:51 DEBUG : file1(0xc0004c1b80): _writeAt: size=5, off=0
2026/01/23 02:56:51 DEBUG : file1(0xc0004c1b80): >_writeAt: n=0, err=file already closed
2026/01/23 02:56:51 DEBUG : WaitForWriters: timeout=30s
2026/01/23 02:56:51 DEBUG : Looking for writers
2026/01/23 02:56:51 DEBUG : file1: reading active writers
2026/01/23 02:56:51 DEBUG : Still 0 writers active and 1 cache items in use, waiting 10ms
2026/01/23 02:56:51 DEBUG : Looking for writers
2026/01/23 02:56:51 DEBUG : file1: reading active writers
2026/01/23 02:56:51 DEBUG : Still 0 writers active and 1 cache items in use, waiting 20ms
2026/01/23 02:56:51 DEBUG : Looking for writers
2026/01/23 02:56:51 DEBUG : file1: reading active writers
2026/01/23 02:56:51 DEBUG : Still 0 writers active and 1 cache items in use, waiting 40ms
2026/01/23 02:56:51 DEBUG : Looking for writers
2026/01/23 02:56:51 DEBUG : file1: reading active writers
2026/01/23 02:56:51 DEBUG : Still 0 writers active and 1 cache items in use, waiting 80ms
2026/01/23 02:56:51 DEBUG : file1: vfs cache: starting upload
2026/01/23 02:56:51 DEBUG : Looking for writers
2026/01/23 02:56:51 DEBUG : file1: reading active writers
2026/01/23 02:56:51 DEBUG : Still 0 writers active and 1 cache items in use, waiting 160ms
2026/01/23 02:56:51 DEBUG : Looking for writers
2026/01/23 02:56:51 DEBUG : file1: reading active writers
2026/01/23 02:56:51 DEBUG : Still 0 writers active and 1 cache items in use, waiting 320ms
2026/01/23 02:56:51 DEBUG : Looking for writers
2026/01/23 02:56:51 DEBUG : file1: reading active writers
2026/01/23 02:56:51 DEBUG : Still 0 writers active and 1 cache items in use, waiting 640ms
2026/01/23 02:56:52.205128 WARN RESTY 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422), Attempt 1
2026/01/23 02:56:52.205150 ERROR RESTY 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422)
2026/01/23 02:56:52 ERROR : file1: Failed to copy: failed to make directory: 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422)
2026/01/23 02:56:52 ERROR : file1: vfs cache: failed to upload try #1, will retry in 200ms: vfs cache: failed to transfer file from cache to remote: failed to make directory: 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422)
2026/01/23 02:56:52 DEBUG : file1: vfs cache: starting upload
2026/01/23 02:56:52 DEBUG : Looking for writers
2026/01/23 02:56:52 DEBUG : file1: reading active writers
2026/01/23 02:56:52 DEBUG : Still 0 writers active and 1 cache items in use, waiting 1s
2026/01/23 02:56:53.264991 WARN RESTY 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422), Attempt 1
2026/01/23 02:56:53.265033 ERROR RESTY 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422)
2026/01/23 02:56:53 ERROR : file1: Failed to copy: failed to make directory: 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422)
2026/01/23 02:56:53 ERROR : file1: vfs cache: failed to upload try #2, will retry in 400ms: vfs cache: failed to transfer file from cache to remote: failed to make directory: 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422)
2026/01/23 02:56:53 DEBUG : Looking for writers
2026/01/23 02:56:53 DEBUG : file1: reading active writers
2026/01/23 02:56:53 DEBUG : Still 0 writers active and 1 cache items in use, waiting 1s
2026/01/23 02:56:53 DEBUG : file1: vfs cache: starting upload
2026/01/23 02:56:54.476366 WARN RESTY 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422), Attempt 1
2026/01/23 02:56:54.476387 ERROR RESTY 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422)
2026/01/23 02:56:54 ERROR : file1: Failed to copy: failed to make directory: 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422)
2026/01/23 02:56:54 ERROR : file1: vfs cache: failed to upload try #3, will retry in 800ms: vfs cache: failed to transfer file from cache to remote: failed to make directory: 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422)
2026/01/23 02:56:54 DEBUG : Looking for writers
2026/01/23 02:56:54 DEBUG : file1: reading active writers
2026/01/23 02:56:54 DEBUG : Still 0 writers active and 1 cache items in use, waiting 1s
2026/01/23 02:56:55 DEBUG : file1: vfs cache: starting upload
2026/01/23 02:56:55 DEBUG : Looking for writers
2026/01/23 02:56:55 DEBUG : file1: reading active writers
2026/01/23 02:56:55 DEBUG : Still 0 writers active and 1 cache items in use, waiting 1s
2026/01/23 02:56:56.128544 WARN RESTY 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422), Attempt 1
2026/01/23 02:56:56.128565 ERROR RESTY 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422)
2026/01/23 02:56:56 ERROR : file1: Failed to copy: failed to make directory: 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422)
2026/01/23 02:56:56 ERROR : file1: vfs cache: failed to upload try #4, will retry in 1.6s: vfs cache: failed to transfer file from cache to remote: failed to make directory: 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422)
2026/01/23 02:56:56 DEBUG : Looking for writers
2026/01/23 02:56:56 DEBUG : file1: reading active writers
2026/01/23 02:56:56 DEBUG : Still 0 writers active and 1 cache items in use, waiting 1s
2026/01/23 02:56:57 DEBUG : Looking for writers
2026/01/23 02:56:57 DEBUG : file1: reading active writers
2026/01/23 02:56:57 DEBUG : Still 0 writers active and 1 cache items in use, waiting 1s
2026/01/23 02:56:57 DEBUG : file1: vfs cache: starting upload
2026/01/23 02:56:58 DEBUG : Looking for writers
2026/01/23 02:56:58 DEBUG : file1: reading active writers
2026/01/23 02:56:58 DEBUG : Still 0 writers active and 1 cache items in use, waiting 1s
2026/01/23 02:56:58.573170 WARN RESTY 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422), Attempt 1
2026/01/23 02:56:58.573191 ERROR RESTY 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422)
2026/01/23 02:56:58 ERROR : file1: Failed to copy: failed to make directory: 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422)
2026/01/23 02:56:58 ERROR : file1: vfs cache: failed to upload try #5, will retry in 3.2s: vfs cache: failed to transfer file from cache to remote: failed to make directory: 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422)
2026/01/23 02:56:59 DEBUG : Looking for writers
2026/01/23 02:56:59 DEBUG : file1: reading active writers
2026/01/23 02:56:59 DEBUG : Still 0 writers active and 1 cache items in use, waiting 1s
2026/01/23 02:57:00 DEBUG : Looking for writers
2026/01/23 02:57:00 DEBUG : file1: reading active writers
2026/01/23 02:57:00 DEBUG : Still 0 writers active and 1 cache items in use, waiting 1s
2026/01/23 02:57:01 DEBUG : Looking for writers
2026/01/23 02:57:01 DEBUG : file1: reading active writers
2026/01/23 02:57:01 DEBUG : Still 0 writers active and 1 cache items in use, waiting 1s
2026/01/23 02:57:01 DEBUG : file1: vfs cache: starting upload
2026/01/23 02:57:02 DEBUG : Looking for writers
2026/01/23 02:57:02 DEBUG : file1: reading active writers
2026/01/23 02:57:02 DEBUG : Still 0 writers active and 1 cache items in use, waiting 1s
2026/01/23 02:57:02.576259 WARN RESTY 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422), Attempt 1
2026/01/23 02:57:02.576285 ERROR RESTY 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422)
2026/01/23 02:57:02 ERROR : file1: Failed to copy: failed to make directory: 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422)
2026/01/23 02:57:02 ERROR : file1: vfs cache: failed to upload try #6, will retry in 6.4s: vfs cache: failed to transfer file from cache to remote: failed to make directory: 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422)
2026/01/23 02:57:03 DEBUG : Looking for writers
2026/01/23 02:57:03 DEBUG : file1: reading active writers
2026/01/23 02:57:03 DEBUG : Still 0 writers active and 1 cache items in use, waiting 1s
2026/01/23 02:57:04 DEBUG : Looking for writers
2026/01/23 02:57:04 DEBUG : file1: reading active writers
2026/01/23 02:57:04 DEBUG : Still 0 writers active and 1 cache items in use, waiting 1s
2026/01/23 02:57:05 DEBUG : Looking for writers
2026/01/23 02:57:05 DEBUG : file1: reading active writers
2026/01/23 02:57:05 DEBUG : Still 0 writers active and 1 cache items in use, waiting 1s
2026/01/23 02:57:06 DEBUG : Looking for writers
2026/01/23 02:57:06 DEBUG : file1: reading active writers
2026/01/23 02:57:06 DEBUG : Still 0 writers active and 1 cache items in use, waiting 1s
2026/01/23 02:57:07 DEBUG : Looking for writers
2026/01/23 02:57:07 DEBUG : file1: reading active writers
2026/01/23 02:57:07 DEBUG : Still 0 writers active and 1 cache items in use, waiting 1s
2026/01/23 02:57:08 DEBUG : Looking for writers
2026/01/23 02:57:08 DEBUG : file1: reading active writers
2026/01/23 02:57:08 DEBUG : Still 0 writers active and 1 cache items in use, waiting 1s
2026/01/23 02:57:08 DEBUG : file1: vfs cache: starting upload
2026/01/23 02:57:09 DEBUG : Looking for writers
2026/01/23 02:57:09 DEBUG : file1: reading active writers
2026/01/23 02:57:09 DEBUG : Still 0 writers active and 1 cache items in use, waiting 1s
2026/01/23 02:57:09.754601 WARN RESTY 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422), Attempt 1
2026/01/23 02:57:09.754622 ERROR RESTY 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422)
2026/01/23 02:57:09 ERROR : file1: Failed to copy: failed to make directory: 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422)
2026/01/23 02:57:09 ERROR : file1: vfs cache: failed to upload try #7, will retry in 12.8s: vfs cache: failed to transfer file from cache to remote: failed to make directory: 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422)
2026/01/23 02:57:10 DEBUG : Looking for writers
2026/01/23 02:57:10 DEBUG : file1: reading active writers
2026/01/23 02:57:10 DEBUG : Still 0 writers active and 1 cache items in use, waiting 1s
2026/01/23 02:57:11 DEBUG : Looking for writers
2026/01/23 02:57:11 DEBUG : file1: reading active writers
2026/01/23 02:57:11 DEBUG : Still 0 writers active and 1 cache items in use, waiting 1s
2026/01/23 02:57:12 DEBUG : Looking for writers
2026/01/23 02:57:12 DEBUG : file1: reading active writers
2026/01/23 02:57:12 DEBUG : Still 0 writers active and 1 cache items in use, waiting 1s
2026/01/23 02:57:13 DEBUG : Looking for writers
2026/01/23 02:57:13 DEBUG : file1: reading active writers
2026/01/23 02:57:13 DEBUG : Still 0 writers active and 1 cache items in use, waiting 1s
2026/01/23 02:57:14 DEBUG : Looking for writers
2026/01/23 02:57:14 DEBUG : file1: reading active writers
2026/01/23 02:57:14 DEBUG : Still 0 writers active and 1 cache items in use, waiting 1s
2026/01/23 02:57:15 DEBUG : Looking for writers
2026/01/23 02:57:15 DEBUG : file1: reading active writers
2026/01/23 02:57:15 DEBUG : Still 0 writers active and 1 cache items in use, waiting 1s
2026/01/23 02:57:16 DEBUG : Looking for writers
2026/01/23 02:57:16 DEBUG : file1: reading active writers
2026/01/23 02:57:16 DEBUG : Still 0 writers active and 1 cache items in use, waiting 1s
2026/01/23 02:57:17 DEBUG : Looking for writers
2026/01/23 02:57:17 DEBUG : file1: reading active writers
2026/01/23 02:57:17 DEBUG : Still 0 writers active and 1 cache items in use, waiting 1s
2026/01/23 02:57:18 DEBUG : Looking for writers
2026/01/23 02:57:18 DEBUG : file1: reading active writers
2026/01/23 02:57:18 DEBUG : Still 0 writers active and 1 cache items in use, waiting 1s
2026/01/23 02:57:19 DEBUG : Looking for writers
2026/01/23 02:57:19 DEBUG : file1: reading active writers
2026/01/23 02:57:19 DEBUG : Still 0 writers active and 1 cache items in use, waiting 1s
2026/01/23 02:57:20 DEBUG : Looking for writers
2026/01/23 02:57:20 DEBUG : file1: reading active writers
2026/01/23 02:57:20 DEBUG : Still 0 writers active and 1 cache items in use, waiting 1s
2026/01/23 02:57:21 ERROR : Exiting even though 0 writers active and 1 cache items in use after 30s
Cache{
	"file1": &{c:0xc000a8a4b0 mu:{_:{} mu:{state:0 sema:0}} cond:{noCopy:{} L:0xc0001f4d08 notify:{wait:0 notify:0 lock:0 head:<nil> tail:<nil>} checker:824635772224} name:file1 opens:0 downloaders:<nil> o:<nil> fd:<nil> info:{ModTime:{wall:14003053247839829881 ext:108832668044 loc:0x4465880} ATime:{wall:14003053247839845701 ext:108832683864 loc:0x4465880} Size:11 Rs:[{Pos:0 Size:11}] Fingerprint: Dirty:true} writeBackID:1 pendingAccesses:0 modified:false beingReset:false},
}
2026/01/23 02:57:21 DEBUG : >WaitForWriters: 
2026/01/23 02:57:21 ERROR : error listing: directory not found
    fstest.go:298: Sleeping for 1s for list eventual consistency: 1/3
    fstest.go:301: Flushing the directory cache
2026/01/23 02:57:22 DEBUG : file1: vfs cache: starting upload
2026/01/23 02:57:22 ERROR : error listing: directory not found
    fstest.go:298: Sleeping for 2s for list eventual consistency: 2/3
2026/01/23 02:57:23.552719 WARN RESTY 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422), Attempt 1
2026/01/23 02:57:23.552741 ERROR RESTY 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422)
2026/01/23 02:57:23 ERROR : file1: Failed to copy: failed to make directory: 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422)
2026/01/23 02:57:23 ERROR : file1: vfs cache: failed to upload try #8, will retry in 25.6s: vfs cache: failed to transfer file from cache to remote: failed to make directory: 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422)
    fstest.go:301: Flushing the directory cache
2026/01/23 02:57:25 ERROR : error listing: directory not found
    fstest.go:298: Sleeping for 4s for list eventual consistency: 3/3
    fstest.go:301: Flushing the directory cache
    fstest.go:305: 
        	Error Trace:	/home/rclone/go/src/github.com/rclone/rclone/fstest/fstest.go:305
        	            				/home/rclone/go/src/github.com/rclone/rclone/fstest/fstest.go:338
        	            				/home/rclone/go/src/github.com/rclone/rclone/vfs/read_write_test.go:387
        	Error:      	Should be true
        	Test:       	TestRWFileHandleWriteAt
        	Messages:   	listing wrong, want
        	            	  file1 (11) got
        	            	  
    fstest.go:203: Not found "file1"
    fstest.go:206: 
        	Error Trace:	/home/rclone/go/src/github.com/rclone/rclone/fstest/fstest.go:206
        	            				/home/rclone/go/src/github.com/rclone/rclone/fstest/fstest.go:310
        	            				/home/rclone/go/src/github.com/rclone/rclone/fstest/fstest.go:338
        	            				/home/rclone/go/src/github.com/rclone/rclone/vfs/read_write_test.go:387
        	Error:      	Not equal: 
        	            	expected: 0
        	            	actual  : 1
        	Test:       	TestRWFileHandleWriteAt
        	Messages:   	1 objects not found
2026/01/23 02:57:29 DEBUG : WaitForWriters: timeout=30s
2026/01/23 02:57:29 DEBUG : Looking for writers
2026/01/23 02:57:29 DEBUG : file1: reading active writers
2026/01/23 02:57:29 DEBUG : Still 0 writers active and 1 cache items in use, waiting 10ms
2026/01/23 02:57:29 DEBUG : Looking for writers
2026/01/23 02:57:29 DEBUG : file1: reading active writers
2026/01/23 02:57:29 DEBUG : Still 0 writers active and 1 cache items in use, waiting 20ms
2026/01/23 02:57:29 DEBUG : Looking for writers
2026/01/23 02:57:29 DEBUG : file1: reading active writers
2026/01/23 02:57:29 DEBUG : Still 0 writers active and 1 cache items in use, waiting 40ms
2026/01/23 02:57:29 DEBUG : Looking for writers
2026/01/23 02:57:29 DEBUG : file1: reading active writers
2026/01/23 02:57:29 DEBUG : Still 0 writers active and 1 cache items in use, waiting 80ms
2026/01/23 02:57:29 DEBUG : Looking for writers
2026/01/23 02:57:29 DEBUG : file1: reading active writers
2026/01/23 02:57:29 DEBUG : Still 0 writers active and 1 cache items in use, waiting 160ms
2026/01/23 02:57:29 DEBUG : Looking for writers
2026/01/23 02:57:29 DEBUG : file1: reading active writers
2026/01/23 02:57:29 DEBUG : Still 0 writers active and 1 cache items in use, waiting 320ms
2026/01/23 02:57:29 DEBUG : Looking for writers
2026/01/23 02:57:29 DEBUG : file1: reading active writers
2026/01/23 02:57:29 DEBUG : Still 0 writers active and 1 cache items in use, waiting 640ms
2026/01/23 02:57:30 DEBUG : Looking for writers
2026/01/23 02:57:30 DEBUG : file1: reading active writers
2026/01/23 02:57:30 DEBUG : Still 0 writers active and 1 cache items in use, waiting 1s
2026/01/23 02:57:31 DEBUG : Looking for writers
2026/01/23 02:57:31 DEBUG : file1: reading active writers
2026/01/23 02:57:31 DEBUG : Still 0 writers active and 1 cache items in use, waiting 1s
2026/01/23 02:57:32 DEBUG : Looking for writers
2026/01/23 02:57:32 DEBUG : file1: reading active writers
2026/01/23 02:57:32 DEBUG : Still 0 writers active and 1 cache items in use, waiting 1s
2026/01/23 02:57:33 DEBUG : Looking for writers
2026/01/23 02:57:33 DEBUG : file1: reading active writers
2026/01/23 02:57:33 DEBUG : Still 0 writers active and 1 cache items in use, waiting 1s
2026/01/23 02:57:34 DEBUG : Looking for writers
2026/01/23 02:57:34 DEBUG : file1: reading active writers
2026/01/23 02:57:34 DEBUG : Still 0 writers active and 1 cache items in use, waiting 1s
2026/01/23 02:57:35 DEBUG : Looking for writers
2026/01/23 02:57:35 DEBUG : file1: reading active writers
2026/01/23 02:57:35 DEBUG : Still 0 writers active and 1 cache items in use, waiting 1s
2026/01/23 02:57:36 DEBUG : Looking for writers
2026/01/23 02:57:36 DEBUG : file1: reading active writers
2026/01/23 02:57:36 DEBUG : Still 0 writers active and 1 cache items in use, waiting 1s
2026/01/23 02:57:37 DEBUG : Looking for writers
2026/01/23 02:57:37 DEBUG : file1: reading active writers
2026/01/23 02:57:37 DEBUG : Still 0 writers active and 1 cache items in use, waiting 1s
2026/01/23 02:57:38 DEBUG : Looking for writers
2026/01/23 02:57:38 DEBUG : file1: reading active writers
2026/01/23 02:57:38 DEBUG : Still 0 writers active and 1 cache items in use, waiting 1s
2026/01/23 02:57:39 DEBUG : Looking for writers
2026/01/23 02:57:39 DEBUG : file1: reading active writers
2026/01/23 02:57:39 DEBUG : Still 0 writers active and 1 cache items in use, waiting 1s
2026/01/23 02:57:40 DEBUG : Looking for writers
2026/01/23 02:57:40 DEBUG : file1: reading active writers
2026/01/23 02:57:40 DEBUG : Still 0 writers active and 1 cache items in use, waiting 1s
2026/01/23 02:57:41 DEBUG : Looking for writers
2026/01/23 02:57:41 DEBUG : file1: reading active writers
2026/01/23 02:57:41 DEBUG : Still 0 writers active and 1 cache items in use, waiting 1s
2026/01/23 02:57:42 DEBUG : Looking for writers
2026/01/23 02:57:42 DEBUG : file1: reading active writers
2026/01/23 02:57:42 DEBUG : Still 0 writers active and 1 cache items in use, waiting 1s
2026/01/23 02:57:43 DEBUG : Looking for writers
2026/01/23 02:57:43 DEBUG : file1: reading active writers
2026/01/23 02:57:43 DEBUG : Still 0 writers active and 1 cache items in use, waiting 1s
2026/01/23 02:57:44 DEBUG : Looking for writers
2026/01/23 02:57:44 DEBUG : file1: reading active writers
2026/01/23 02:57:44 DEBUG : Still 0 writers active and 1 cache items in use, waiting 1s
2026/01/23 02:57:45 DEBUG : Looking for writers
2026/01/23 02:57:45 DEBUG : file1: reading active writers
2026/01/23 02:57:45 DEBUG : Still 0 writers active and 1 cache items in use, waiting 1s
2026/01/23 02:57:46 DEBUG : Looking for writers
2026/01/23 02:57:46 DEBUG : file1: reading active writers
2026/01/23 02:57:46 DEBUG : Still 0 writers active and 1 cache items in use, waiting 1s
2026/01/23 02:57:47 DEBUG : Looking for writers
2026/01/23 02:57:47 DEBUG : file1: reading active writers
2026/01/23 02:57:47 DEBUG : Still 0 writers active and 1 cache items in use, waiting 1s
2026/01/23 02:57:48 DEBUG : Looking for writers
2026/01/23 02:57:48 DEBUG : file1: reading active writers
2026/01/23 02:57:48 DEBUG : Still 0 writers active and 1 cache items in use, waiting 1s
2026/01/23 02:57:49 DEBUG : file1: vfs cache: starting upload
2026/01/23 02:57:49 DEBUG : Looking for writers
2026/01/23 02:57:49 DEBUG : file1: reading active writers
2026/01/23 02:57:49 DEBUG : Still 0 writers active and 1 cache items in use, waiting 1s
2026/01/23 02:57:50.079185 WARN RESTY 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422), Attempt 1
2026/01/23 02:57:50.079217 ERROR RESTY 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422)
2026/01/23 02:57:50 ERROR : file1: Failed to copy: failed to make directory: 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422)
2026/01/23 02:57:50 ERROR : file1: vfs cache: failed to upload try #9, will retry in 51.2s: vfs cache: failed to transfer file from cache to remote: failed to make directory: 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422)
2026/01/23 02:57:50 DEBUG : Looking for writers
2026/01/23 02:57:50 DEBUG : file1: reading active writers
2026/01/23 02:57:50 DEBUG : Still 0 writers active and 1 cache items in use, waiting 1s
2026/01/23 02:57:51 DEBUG : proton drive root link ID 'rclone-test-topuzaj3vebe': vfs cache RemoveNotInUse (maxAge=3600000000000, emptyOnly=false): item file1 not removed, freed 0 bytes
2026/01/23 02:57:51 INFO  : proton drive root link ID 'rclone-test-topuzaj3vebe': vfs cache: cleaned: objects 1 (was 1) in use 1, to upload 1, uploading 0, total size 11 (was 11)
2026/01/23 02:57:51 DEBUG : Looking for writers
2026/01/23 02:57:51 DEBUG : file1: reading active writers
2026/01/23 02:57:51 DEBUG : Still 0 writers active and 1 cache items in use, waiting 1s
2026/01/23 02:57:52 DEBUG : Looking for writers
2026/01/23 02:57:52 DEBUG : file1: reading active writers
2026/01/23 02:57:52 DEBUG : Still 0 writers active and 1 cache items in use, waiting 1s
2026/01/23 02:57:53 DEBUG : Looking for writers
2026/01/23 02:57:53 DEBUG : file1: reading active writers
2026/01/23 02:57:53 DEBUG : Still 0 writers active and 1 cache items in use, waiting 1s
2026/01/23 02:57:54 DEBUG : Looking for writers
2026/01/23 02:57:54 DEBUG : file1: reading active writers
2026/01/23 02:57:54 DEBUG : Still 0 writers active and 1 cache items in use, waiting 1s
2026/01/23 02:57:55 DEBUG : Looking for writers
2026/01/23 02:57:55 DEBUG : file1: reading active writers
2026/01/23 02:57:55 DEBUG : Still 0 writers active and 1 cache items in use, waiting 1s
2026/01/23 02:57:56 DEBUG : Looking for writers
2026/01/23 02:57:56 DEBUG : file1: reading active writers
2026/01/23 02:57:56 DEBUG : Still 0 writers active and 1 cache items in use, waiting 1s
2026/01/23 02:57:57 DEBUG : Looking for writers
2026/01/23 02:57:57 DEBUG : file1: reading active writers
2026/01/23 02:57:57 DEBUG : Still 0 writers active and 1 cache items in use, waiting 1s
2026/01/23 02:57:58 DEBUG : Looking for writers
2026/01/23 02:57:58 DEBUG : file1: reading active writers
2026/01/23 02:57:58 DEBUG : Still 0 writers active and 1 cache items in use, waiting 1s
2026/01/23 02:57:59 ERROR : Exiting even though 0 writers active and 1 cache items in use after 30s
Cache{
	"file1": &{c:0xc000a8a4b0 mu:{_:{} mu:{state:0 sema:0}} cond:{noCopy:{} L:0xc0001f4d08 notify:{wait:0 notify:0 lock:0 head:<nil> tail:<nil>} checker:824635772224} name:file1 opens:0 downloaders:<nil> o:<nil> fd:<nil> info:{ModTime:{wall:14003053247839829881 ext:108832668044 loc:0x4465880} ATime:{wall:14003053247839845701 ext:108832683864 loc:0x4465880} Size:11 Rs:[{Pos:0 Size:11}] Fingerprint: Dirty:true} writeBackID:1 pendingAccesses:0 modified:false beingReset:false},
}
2026/01/23 02:57:59 DEBUG : >WaitForWriters: 
2026/01/23 02:57:59 DEBUG : proton drive root link ID 'rclone-test-topuzaj3vebe': vfs cache: cleaner exiting
2026/01/23 02:57:59 ERROR : error listing: directory not found
--- FAIL: TestRWFileHandleWriteAt (68.16s)
=== RUN   TestRWFileHandleWriteNoWrite
    run.go:185: Remote "proton drive root link ID 'rclone-test-topuzaj3vebe'", Local "Local file system at /tmp/rclone3647127445", Modify Window "1s"
2026/01/23 02:57:59 INFO  : proton drive root link ID 'rclone-test-topuzaj3vebe': poll-interval is not supported by this remote
2026/01/23 02:57:59 DEBUG : proton drive root link ID 'rclone-test-topuzaj3vebe': vfs cache: root is "/home/rclone/.cache/rclone"
2026/01/23 02:57:59 DEBUG : proton drive root link ID 'rclone-test-topuzaj3vebe': vfs cache: data root is "/home/rclone/.cache/rclone/vfs/TestProtonDrive/rclone-test-topuzaj3vebe"
2026/01/23 02:57:59 DEBUG : proton drive root link ID 'rclone-test-topuzaj3vebe': vfs cache: metadata root is "/home/rclone/.cache/rclone/vfsMeta/TestProtonDrive/rclone-test-topuzaj3vebe"
2026/01/23 02:57:59 DEBUG : Creating backend with remote ":local,encoding='Slash,Dot',links=false:/home/rclone/.cache/rclone/vfs/TestProtonDrive/rclone-test-topuzaj3vebe"
2026/01/23 02:57:59 DEBUG : :local: detected overridden config - adding "{8un-i}" suffix to name
2026/01/23 02:57:59 DEBUG : fs cache: renaming cache item ":local,encoding='Slash,Dot',links=false:/home/rclone/.cache/rclone/vfs/TestProtonDrive/rclone-test-topuzaj3vebe" to be canonical ":local{8un-i}:/home/rclone/.cache/rclone/vfs/TestProtonDrive/rclone-test-topuzaj3vebe"
2026/01/23 02:57:59 DEBUG : Creating backend with remote ":local,encoding='Slash,Dot',links=false:/home/rclone/.cache/rclone/vfsMeta/TestProtonDrive/rclone-test-topuzaj3vebe"
2026/01/23 02:57:59 DEBUG : :local: detected overridden config - adding "{8un-i}" suffix to name
2026/01/23 02:57:59 DEBUG : fs cache: renaming cache item ":local,encoding='Slash,Dot',links=false:/home/rclone/.cache/rclone/vfsMeta/TestProtonDrive/rclone-test-topuzaj3vebe" to be canonical ":local{8un-i}:/home/rclone/.cache/rclone/vfsMeta/TestProtonDrive/rclone-test-topuzaj3vebe"
2026/01/23 02:57:59 DEBUG : file1: OpenFile: flags=O_WRONLY|O_CREATE, perm=-rwxrwxrwx
2026/01/23 02:57:59 INFO  : proton drive root link ID 'rclone-test-topuzaj3vebe': vfs cache: cleaned: objects 0 (was 0) in use 0, to upload 0, uploading 0, total size 0 (was 0)
2026/01/23 02:57:59 DEBUG : file1: Open: flags=O_WRONLY|O_CREATE
2026/01/23 02:57:59 DEBUG : file1: newRWFileHandle: 
2026/01/23 02:57:59 DEBUG : file1(0xc000a02680): openPending: 
2026/01/23 02:57:59 DEBUG : file1: vfs cache: truncate to size=0 (not needed as size correct)
2026/01/23 02:57:59 DEBUG : Added virtual directory entry vAddFile: "file1"
2026/01/23 02:57:59 DEBUG : file1(0xc000a02680): >openPending: err=<nil>
2026/01/23 02:57:59 DEBUG : file1: >newRWFileHandle: err=<nil>
2026/01/23 02:57:59 DEBUG : Added virtual directory entry vAddFile: "file1"
2026/01/23 02:57:59 DEBUG : file1: >Open: fd=file1 (rw), err=<nil>
2026/01/23 02:57:59 DEBUG : file1: >OpenFile: fd=file1 (rw), err=<nil>
2026/01/23 02:57:59 DEBUG : file1(0xc000a02680): close: 
2026/01/23 02:57:59 DEBUG : file1: vfs cache: setting modification time to 2026-01-23 02:57:59.417320094 +0000 UTC m=+176.975294149
2026/01/23 02:57:59 INFO  : file1: vfs cache: queuing for upload in 100ms
2026/01/23 02:57:59 DEBUG : file1(0xc000a02680): >close: err=<nil>
2026/01/23 02:57:59 DEBUG : file2: OpenFile: flags=O_WRONLY|O_CREATE|O_TRUNC, perm=-rwxrwxrwx
2026/01/23 02:57:59 DEBUG : file2: Open: flags=O_WRONLY|O_CREATE|O_TRUNC
2026/01/23 02:57:59 DEBUG : file2: newRWFileHandle: 
2026/01/23 02:57:59 DEBUG : file2(0xc000a02b40): openPending: 
2026/01/23 02:57:59 DEBUG : file2: vfs cache: truncate to size=0 (not needed as size correct)
2026/01/23 02:57:59 DEBUG : Added virtual directory entry vAddFile: "file2"
2026/01/23 02:57:59 DEBUG : file2(0xc000a02b40): >openPending: err=<nil>
2026/01/23 02:57:59 DEBUG : file2: >newRWFileHandle: err=<nil>
2026/01/23 02:57:59 DEBUG : Added virtual directory entry vAddFile: "file2"
2026/01/23 02:57:59 DEBUG : file2: >Open: fd=file2 (rw), err=<nil>
2026/01/23 02:57:59 DEBUG : file2: >OpenFile: fd=file2 (rw), err=<nil>
2026/01/23 02:57:59 DEBUG : file2(0xc000a02b40): RWFileHandle.Flush
2026/01/23 02:57:59 DEBUG : file2(0xc000a02b40): RWFileHandle.Release
2026/01/23 02:57:59 DEBUG : file2(0xc000a02b40): close: 
2026/01/23 02:57:59 DEBUG : file2: vfs cache: setting modification time to 2026-01-23 02:57:59.418211967 +0000 UTC m=+176.976185992
2026/01/23 02:57:59 INFO  : file2: vfs cache: queuing for upload in 100ms
2026/01/23 02:57:59 DEBUG : file2(0xc000a02b40): >close: err=<nil>
2026/01/23 02:57:59 DEBUG : WaitForWriters: timeout=30s
2026/01/23 02:57:59 DEBUG : Looking for writers
2026/01/23 02:57:59 DEBUG : file1: reading active writers
2026/01/23 02:57:59 DEBUG : file2: reading active writers
2026/01/23 02:57:59 DEBUG : Still 0 writers active and 2 cache items in use, waiting 10ms
2026/01/23 02:57:59 DEBUG : Looking for writers
2026/01/23 02:57:59 DEBUG : file1: reading active writers
2026/01/23 02:57:59 DEBUG : file2: reading active writers
2026/01/23 02:57:59 DEBUG : Still 0 writers active and 2 cache items in use, waiting 20ms
2026/01/23 02:57:59 DEBUG : Looking for writers
2026/01/23 02:57:59 DEBUG : file2: reading active writers
2026/01/23 02:57:59 DEBUG : file1: reading active writers
2026/01/23 02:57:59 DEBUG : Still 0 writers active and 2 cache items in use, waiting 40ms
2026/01/23 02:57:59 DEBUG : Looking for writers
2026/01/23 02:57:59 DEBUG : file1: reading active writers
2026/01/23 02:57:59 DEBUG : file2: reading active writers
2026/01/23 02:57:59 DEBUG : Still 0 writers active and 2 cache items in use, waiting 80ms
2026/01/23 02:57:59 DEBUG : file1: vfs cache: starting upload
2026/01/23 02:57:59 DEBUG : file2: vfs cache: starting upload
2026/01/23 02:57:59 DEBUG : Looking for writers
2026/01/23 02:57:59 DEBUG : file1: reading active writers
2026/01/23 02:57:59 DEBUG : file2: reading active writers
2026/01/23 02:57:59 DEBUG : Still 0 writers active and 2 cache items in use, waiting 160ms
2026/01/23 02:57:59 DEBUG : Looking for writers
2026/01/23 02:57:59 DEBUG : file1: reading active writers
2026/01/23 02:57:59 DEBUG : file2: reading active writers
2026/01/23 02:57:59 DEBUG : Still 0 writers active and 2 cache items in use, waiting 320ms
2026/01/23 02:58:00 DEBUG : Looking for writers
2026/01/23 02:58:00 DEBUG : file1: reading active writers
2026/01/23 02:58:00 DEBUG : file2: reading active writers
2026/01/23 02:58:00 DEBUG : Still 0 writers active and 2 cache items in use, waiting 640ms
2026/01/23 02:58:00.342948 WARN RESTY 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422), Attempt 1
2026/01/23 02:58:00.342979 ERROR RESTY 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422)
2026/01/23 02:58:00 ERROR : file2: Failed to copy: failed to make directory: 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422)
2026/01/23 02:58:00 ERROR : file2: vfs cache: failed to upload try #1, will retry in 200ms: vfs cache: failed to transfer file from cache to remote: failed to make directory: 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422)
2026/01/23 02:58:00 DEBUG : file2: vfs cache: starting upload
2026/01/23 02:58:00 DEBUG : Looking for writers
2026/01/23 02:58:00 DEBUG : file2: reading active writers
2026/01/23 02:58:00 DEBUG : file1: reading active writers
2026/01/23 02:58:00 DEBUG : Still 0 writers active and 2 cache items in use, waiting 1s
2026/01/23 02:58:01.147822 WARN RESTY 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422), Attempt 1
2026/01/23 02:58:01.147841 ERROR RESTY 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422)
2026/01/23 02:58:01 ERROR : file1: Failed to copy: failed to make directory: 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422)
2026/01/23 02:58:01 ERROR : file1: vfs cache: failed to upload try #1, will retry in 200ms: vfs cache: failed to transfer file from cache to remote: failed to make directory: 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422)
2026/01/23 02:58:01 DEBUG : file1: vfs cache: starting upload
2026/01/23 02:58:01 DEBUG : Looking for writers
2026/01/23 02:58:01 DEBUG : file1: reading active writers
2026/01/23 02:58:01 DEBUG : file2: reading active writers
2026/01/23 02:58:01 DEBUG : Still 0 writers active and 2 cache items in use, waiting 1s
2026/01/23 02:58:01.891318 WARN RESTY 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422), Attempt 1
2026/01/23 02:58:01.891339 ERROR RESTY 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422)
2026/01/23 02:58:01 ERROR : file2: Failed to copy: failed to make directory: 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422)
2026/01/23 02:58:01 ERROR : file2: vfs cache: failed to upload try #2, will retry in 400ms: vfs cache: failed to transfer file from cache to remote: failed to make directory: 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422)
2026/01/23 02:58:02 DEBUG : file2: vfs cache: starting upload
2026/01/23 02:58:02.683169 WARN RESTY 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422), Attempt 1
2026/01/23 02:58:02.683199 ERROR RESTY 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422)
2026/01/23 02:58:02 ERROR : file1: Failed to copy: failed to make directory: 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422)
2026/01/23 02:58:02 ERROR : file1: vfs cache: failed to upload try #2, will retry in 400ms: vfs cache: failed to transfer file from cache to remote: failed to make directory: 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422)
2026/01/23 02:58:02 DEBUG : Looking for writers
2026/01/23 02:58:02 DEBUG : file1: reading active writers
2026/01/23 02:58:02 DEBUG : file2: reading active writers
2026/01/23 02:58:02 DEBUG : Still 0 writers active and 2 cache items in use, waiting 1s
2026/01/23 02:58:03 DEBUG : file1: vfs cache: starting upload
2026/01/23 02:58:03.457370 WARN RESTY 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422), Attempt 1
2026/01/23 02:58:03.457485 ERROR RESTY 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422)
2026/01/23 02:58:03 ERROR : file2: Failed to copy: failed to make directory: 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422)
2026/01/23 02:58:03 ERROR : file2: vfs cache: failed to upload try #3, will retry in 800ms: vfs cache: failed to transfer file from cache to remote: failed to make directory: 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422)
2026/01/23 02:58:03 DEBUG : Looking for writers
2026/01/23 02:58:03 DEBUG : file2: reading active writers
2026/01/23 02:58:03 DEBUG : file1: reading active writers
2026/01/23 02:58:03 DEBUG : Still 0 writers active and 2 cache items in use, waiting 1s
2026/01/23 02:58:04.202475 WARN RESTY 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422), Attempt 1
2026/01/23 02:58:04.202496 ERROR RESTY 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422)
2026/01/23 02:58:04 ERROR : file1: Failed to copy: failed to make directory: 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422)
2026/01/23 02:58:04 ERROR : file1: vfs cache: failed to upload try #3, will retry in 800ms: vfs cache: failed to transfer file from cache to remote: failed to make directory: 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422)
2026/01/23 02:58:04 DEBUG : file2: vfs cache: starting upload
2026/01/23 02:58:04 DEBUG : Looking for writers
2026/01/23 02:58:04 DEBUG : file1: reading active writers
2026/01/23 02:58:04 DEBUG : file2: reading active writers
2026/01/23 02:58:04 DEBUG : Still 0 writers active and 2 cache items in use, waiting 1s
2026/01/23 02:58:05 DEBUG : file1: vfs cache: starting upload
2026/01/23 02:58:05.096418 WARN RESTY 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422), Attempt 1
2026/01/23 02:58:05.096463 ERROR RESTY 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422)
2026/01/23 02:58:05 ERROR : file2: Failed to copy: failed to make directory: 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422)
2026/01/23 02:58:05 ERROR : file2: vfs cache: failed to upload try #4, will retry in 1.6s: vfs cache: failed to transfer file from cache to remote: failed to make directory: 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422)
2026/01/23 02:58:05 DEBUG : Looking for writers
2026/01/23 02:58:05 DEBUG : file1: reading active writers
2026/01/23 02:58:05 DEBUG : file2: reading active writers
2026/01/23 02:58:05 DEBUG : Still 0 writers active and 2 cache items in use, waiting 1s
2026/01/23 02:58:05.886507 WARN RESTY 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422), Attempt 1
2026/01/23 02:58:05.886538 ERROR RESTY 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422)
2026/01/23 02:58:05 ERROR : file1: Failed to copy: failed to make directory: 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422)
2026/01/23 02:58:05 ERROR : file1: vfs cache: failed to upload try #4, will retry in 1.6s: vfs cache: failed to transfer file from cache to remote: failed to make directory: 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422)
2026/01/23 02:58:06 DEBUG : Looking for writers
2026/01/23 02:58:06 DEBUG : file1: reading active writers
2026/01/23 02:58:06 DEBUG : file2: reading active writers
2026/01/23 02:58:06 DEBUG : Still 0 writers active and 2 cache items in use, waiting 1s
2026/01/23 02:58:06 DEBUG : file2: vfs cache: starting upload
2026/01/23 02:58:07.486196 WARN RESTY 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422), Attempt 1
2026/01/23 02:58:07.486219 ERROR RESTY 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422)
2026/01/23 02:58:07 ERROR : file2: Failed to copy: failed to make directory: 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422)
2026/01/23 02:58:07 ERROR : file2: vfs cache: failed to upload try #5, will retry in 3.2s: vfs cache: failed to transfer file from cache to remote: failed to make directory: 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422)
2026/01/23 02:58:07 DEBUG : file1: vfs cache: starting upload
2026/01/23 02:58:07 DEBUG : Looking for writers
2026/01/23 02:58:07 DEBUG : file1: reading active writers
2026/01/23 02:58:07 DEBUG : file2: reading active writers
2026/01/23 02:58:07 DEBUG : Still 0 writers active and 2 cache items in use, waiting 1s
2026/01/23 02:58:08.231411 WARN RESTY 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422), Attempt 1
2026/01/23 02:58:08.231472 ERROR RESTY 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422)
2026/01/23 02:58:08 ERROR : file1: Failed to copy: failed to make directory: 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422)
2026/01/23 02:58:08 ERROR : file1: vfs cache: failed to upload try #5, will retry in 3.2s: vfs cache: failed to transfer file from cache to remote: failed to make directory: 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422)
2026/01/23 02:58:08 DEBUG : Looking for writers
2026/01/23 02:58:08 DEBUG : file1: reading active writers
2026/01/23 02:58:08 DEBUG : file2: reading active writers
2026/01/23 02:58:08 DEBUG : Still 0 writers active and 2 cache items in use, waiting 1s
2026/01/23 02:58:09 DEBUG : Looking for writers
2026/01/23 02:58:09 DEBUG : file1: reading active writers
2026/01/23 02:58:09 DEBUG : file2: reading active writers
2026/01/23 02:58:09 DEBUG : Still 0 writers active and 2 cache items in use, waiting 1s
2026/01/23 02:58:10 DEBUG : file2: vfs cache: starting upload
2026/01/23 02:58:10 DEBUG : Looking for writers
2026/01/23 02:58:10 DEBUG : file1: reading active writers
2026/01/23 02:58:10 DEBUG : file2: reading active writers
2026/01/23 02:58:10 DEBUG : Still 0 writers active and 2 cache items in use, waiting 1s
2026/01/23 02:58:11 DEBUG : file1: vfs cache: starting upload
2026/01/23 02:58:11.518497 WARN RESTY 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422), Attempt 1
2026/01/23 02:58:11.518530 ERROR RESTY 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422)
2026/01/23 02:58:11 ERROR : file2: Failed to copy: failed to make directory: 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422)
2026/01/23 02:58:11 ERROR : file2: vfs cache: failed to upload try #6, will retry in 6.4s: vfs cache: failed to transfer file from cache to remote: failed to make directory: 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422)
2026/01/23 02:58:11 DEBUG : Looking for writers
2026/01/23 02:58:11 DEBUG : file2: reading active writers
2026/01/23 02:58:11 DEBUG : file1: reading active writers
2026/01/23 02:58:11 DEBUG : Still 0 writers active and 2 cache items in use, waiting 1s
2026/01/23 02:58:12.372166 WARN RESTY 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422), Attempt 1
2026/01/23 02:58:12.372190 ERROR RESTY 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422)
2026/01/23 02:58:12 ERROR : file1: Failed to copy: failed to make directory: 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422)
2026/01/23 02:58:12 ERROR : file1: vfs cache: failed to upload try #6, will retry in 6.4s: vfs cache: failed to transfer file from cache to remote: failed to make directory: 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422)
2026/01/23 02:58:12 DEBUG : Looking for writers
2026/01/23 02:58:12 DEBUG : file1: reading active writers
2026/01/23 02:58:12 DEBUG : file2: reading active writers
2026/01/23 02:58:12 DEBUG : Still 0 writers active and 2 cache items in use, waiting 1s
2026/01/23 02:58:13 DEBUG : Looking for writers
2026/01/23 02:58:13 DEBUG : file1: reading active writers
2026/01/23 02:58:13 DEBUG : file2: reading active writers
2026/01/23 02:58:13 DEBUG : Still 0 writers active and 2 cache items in use, waiting 1s
2026/01/23 02:58:14 DEBUG : Looking for writers
2026/01/23 02:58:14 DEBUG : file1: reading active writers
2026/01/23 02:58:14 DEBUG : file2: reading active writers
2026/01/23 02:58:14 DEBUG : Still 0 writers active and 2 cache items in use, waiting 1s
2026/01/23 02:58:15 DEBUG : Looking for writers
2026/01/23 02:58:15 DEBUG : file1: reading active writers
2026/01/23 02:58:15 DEBUG : file2: reading active writers
2026/01/23 02:58:15 DEBUG : Still 0 writers active and 2 cache items in use, waiting 1s
2026/01/23 02:58:16 DEBUG : Looking for writers
2026/01/23 02:58:16 DEBUG : file1: reading active writers
2026/01/23 02:58:16 DEBUG : file2: reading active writers
2026/01/23 02:58:16 DEBUG : Still 0 writers active and 2 cache items in use, waiting 1s
2026/01/23 02:58:17 DEBUG : Looking for writers
2026/01/23 02:58:17 DEBUG : file1: reading active writers
2026/01/23 02:58:17 DEBUG : file2: reading active writers
2026/01/23 02:58:17 DEBUG : Still 0 writers active and 2 cache items in use, waiting 1s
2026/01/23 02:58:17 DEBUG : file2: vfs cache: starting upload
2026/01/23 02:58:18.697372 WARN RESTY 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422), Attempt 1
2026/01/23 02:58:18.697392 ERROR RESTY 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422)
2026/01/23 02:58:18 ERROR : file2: Failed to copy: failed to make directory: 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422)
2026/01/23 02:58:18 ERROR : file2: vfs cache: failed to upload try #7, will retry in 12.8s: vfs cache: failed to transfer file from cache to remote: failed to make directory: 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422)
2026/01/23 02:58:18 DEBUG : Looking for writers
2026/01/23 02:58:18 DEBUG : file2: reading active writers
2026/01/23 02:58:18 DEBUG : file1: reading active writers
2026/01/23 02:58:18 DEBUG : Still 0 writers active and 2 cache items in use, waiting 1s
2026/01/23 02:58:18 DEBUG : file1: vfs cache: starting upload
2026/01/23 02:58:19.517790 WARN RESTY 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422), Attempt 1
2026/01/23 02:58:19.517810 ERROR RESTY 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422)
2026/01/23 02:58:19 ERROR : file1: Failed to copy: failed to make directory: 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422)
2026/01/23 02:58:19 ERROR : file1: vfs cache: failed to upload try #7, will retry in 12.8s: vfs cache: failed to transfer file from cache to remote: failed to make directory: 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422)
2026/01/23 02:58:19 DEBUG : Looking for writers
2026/01/23 02:58:19 DEBUG : file1: reading active writers
2026/01/23 02:58:19 DEBUG : file2: reading active writers
2026/01/23 02:58:19 DEBUG : Still 0 writers active and 2 cache items in use, waiting 1s
2026/01/23 02:58:20 DEBUG : Looking for writers
2026/01/23 02:58:20 DEBUG : file1: reading active writers
2026/01/23 02:58:20 DEBUG : file2: reading active writers
2026/01/23 02:58:20 DEBUG : Still 0 writers active and 2 cache items in use, waiting 1s
2026/01/23 02:58:21 DEBUG : Looking for writers
2026/01/23 02:58:21 DEBUG : file1: reading active writers
2026/01/23 02:58:21 DEBUG : file2: reading active writers
2026/01/23 02:58:21 DEBUG : Still 0 writers active and 2 cache items in use, waiting 1s
2026/01/23 02:58:22 DEBUG : Looking for writers
2026/01/23 02:58:22 DEBUG : file1: reading active writers
2026/01/23 02:58:22 DEBUG : file2: reading active writers
2026/01/23 02:58:22 DEBUG : Still 0 writers active and 2 cache items in use, waiting 1s
2026/01/23 02:58:23 DEBUG : Looking for writers
2026/01/23 02:58:23 DEBUG : file1: reading active writers
2026/01/23 02:58:23 DEBUG : file2: reading active writers
2026/01/23 02:58:23 DEBUG : Still 0 writers active and 2 cache items in use, waiting 1s
2026/01/23 02:58:24 DEBUG : Looking for writers
2026/01/23 02:58:24 DEBUG : file1: reading active writers
2026/01/23 02:58:24 DEBUG : file2: reading active writers
2026/01/23 02:58:24 DEBUG : Still 0 writers active and 2 cache items in use, waiting 1s
2026/01/23 02:58:25 DEBUG : Looking for writers
2026/01/23 02:58:25 DEBUG : file1: reading active writers
2026/01/23 02:58:25 DEBUG : file2: reading active writers
2026/01/23 02:58:25 DEBUG : Still 0 writers active and 2 cache items in use, waiting 1s
2026/01/23 02:58:26 DEBUG : Looking for writers
2026/01/23 02:58:26 DEBUG : file1: reading active writers
2026/01/23 02:58:26 DEBUG : file2: reading active writers
2026/01/23 02:58:26 DEBUG : Still 0 writers active and 2 cache items in use, waiting 1s
2026/01/23 02:58:27 DEBUG : Looking for writers
2026/01/23 02:58:27 DEBUG : file1: reading active writers
2026/01/23 02:58:27 DEBUG : file2: reading active writers
2026/01/23 02:58:27 DEBUG : Still 0 writers active and 2 cache items in use, waiting 1s
2026/01/23 02:58:28 DEBUG : Looking for writers
2026/01/23 02:58:28 DEBUG : file1: reading active writers
2026/01/23 02:58:28 DEBUG : file2: reading active writers
2026/01/23 02:58:28 DEBUG : Still 0 writers active and 2 cache items in use, waiting 1s
2026/01/23 02:58:29 ERROR : Exiting even though 0 writers active and 2 cache items in use after 30s
Cache{
	"file2": &{c:0xc000a9ae10 mu:{_:{} mu:{state:0 sema:0}} cond:{noCopy:{} L:0xc000934508 notify:{wait:0 notify:0 lock:0 head:<nil> tail:<nil>} checker:824643372352} name:file2 opens:0 downloaders:<nil> o:<nil> fd:<nil> info:{ModTime:{wall:14003053320997791871 ext:176976185992 loc:0x4465880} ATime:{wall:14003053320997925765 ext:176976319896 loc:0x4465880} Size:0 Rs:[] Fingerprint: Dirty:true} writeBackID:2 pendingAccesses:0 modified:false beingReset:false},
	"file1": &{c:0xc000a9ae10 mu:{_:{} mu:{state:0 sema:0}} cond:{noCopy:{} L:0xc000934408 notify:{wait:0 notify:0 lock:0 head:<nil> tail:<nil>} checker:824643372096} name:file1 opens:0 downloaders:<nil> o:<nil> fd:<nil> info:{ModTime:{wall:14003053320996899998 ext:176975294149 loc:0x4465880} ATime:{wall:14003053320997170358 ext:176975564489 loc:0x4465880} Size:0 Rs:[] Fingerprint: Dirty:true} writeBackID:1 pendingAccesses:0 modified:false beingReset:false},
}
2026/01/23 02:58:29 DEBUG : >WaitForWriters: 
2026/01/23 02:58:29 ERROR : error listing: directory not found
    fstest.go:298: Sleeping for 1s for list eventual consistency: 1/3
    fstest.go:301: Flushing the directory cache
2026/01/23 02:58:30 ERROR : error listing: directory not found
    fstest.go:298: Sleeping for 2s for list eventual consistency: 2/3
2026/01/23 02:58:31 DEBUG : file2: vfs cache: starting upload
2026/01/23 02:58:32.292586 WARN RESTY 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422), Attempt 1
2026/01/23 02:58:32.292609 ERROR RESTY 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422)
2026/01/23 02:58:32 ERROR : file2: Failed to copy: failed to make directory: 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422)
2026/01/23 02:58:32 ERROR : file2: vfs cache: failed to upload try #8, will retry in 25.6s: vfs cache: failed to transfer file from cache to remote: failed to make directory: 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422)
2026/01/23 02:58:32 DEBUG : file1: vfs cache: starting upload
    fstest.go:301: Flushing the directory cache
2026/01/23 02:58:33.153191 WARN RESTY 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422), Attempt 1
2026/01/23 02:58:33.153221 ERROR RESTY 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422)
2026/01/23 02:58:33 ERROR : file1: Failed to copy: failed to make directory: 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422)
2026/01/23 02:58:33 ERROR : file1: vfs cache: failed to upload try #8, will retry in 25.6s: vfs cache: failed to transfer file from cache to remote: failed to make directory: 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422)
2026/01/23 02:58:33 ERROR : error listing: directory not found
    fstest.go:298: Sleeping for 4s for list eventual consistency: 3/3
    fstest.go:301: Flushing the directory cache
    fstest.go:305: 
        	Error Trace:	/home/rclone/go/src/github.com/rclone/rclone/fstest/fstest.go:305
        	            				/home/rclone/go/src/github.com/rclone/rclone/fstest/fstest.go:338
        	            				/home/rclone/go/src/github.com/rclone/rclone/vfs/read_write_test.go:420
        	Error:      	Should be true
        	Test:       	TestRWFileHandleWriteNoWrite
        	Messages:   	listing wrong, want
        	            	  file1 (0), file2 (0) got
        	            	  
    fstest.go:203: Not found "file1"
    fstest.go:203: Not found "file2"
    fstest.go:206: 
        	Error Trace:	/home/rclone/go/src/github.com/rclone/rclone/fstest/fstest.go:206
        	            				/home/rclone/go/src/github.com/rclone/rclone/fstest/fstest.go:310
        	            				/home/rclone/go/src/github.com/rclone/rclone/fstest/fstest.go:338
        	            				/home/rclone/go/src/github.com/rclone/rclone/vfs/read_write_test.go:420
        	Error:      	Not equal: 
        	            	expected: 0
        	            	actual  : 2
        	Test:       	TestRWFileHandleWriteNoWrite
        	Messages:   	2 objects not found
2026/01/23 02:58:37 DEBUG : WaitForWriters: timeout=30s
2026/01/23 02:58:37 DEBUG : Looking for writers
2026/01/23 02:58:37 DEBUG : file1: reading active writers
2026/01/23 02:58:37 DEBUG : file2: reading active writers
2026/01/23 02:58:37 DEBUG : Still 0 writers active and 2 cache items in use, waiting 10ms
2026/01/23 02:58:37 DEBUG : Looking for writers
2026/01/23 02:58:37 DEBUG : file2: reading active writers
2026/01/23 02:58:37 DEBUG : file1: reading active writers
2026/01/23 02:58:37 DEBUG : Still 0 writers active and 2 cache items in use, waiting 20ms
2026/01/23 02:58:37 DEBUG : Looking for writers
2026/01/23 02:58:37 DEBUG : file1: reading active writers
2026/01/23 02:58:37 DEBUG : file2: reading active writers
2026/01/23 02:58:37 DEBUG : Still 0 writers active and 2 cache items in use, waiting 40ms
2026/01/23 02:58:37 DEBUG : Looking for writers
2026/01/23 02:58:37 DEBUG : file1: reading active writers
2026/01/23 02:58:37 DEBUG : file2: reading active writers
2026/01/23 02:58:37 DEBUG : Still 0 writers active and 2 cache items in use, waiting 80ms
2026/01/23 02:58:37 DEBUG : Looking for writers
2026/01/23 02:58:37 DEBUG : file2: reading active writers
2026/01/23 02:58:37 DEBUG : file1: reading active writers
2026/01/23 02:58:37 DEBUG : Still 0 writers active and 2 cache items in use, waiting 160ms
2026/01/23 02:58:37 DEBUG : Looking for writers
2026/01/23 02:58:37 DEBUG : file2: reading active writers
2026/01/23 02:58:37 DEBUG : file1: reading active writers
2026/01/23 02:58:37 DEBUG : Still 0 writers active and 2 cache items in use, waiting 320ms
2026/01/23 02:58:38 DEBUG : Looking for writers
2026/01/23 02:58:38 DEBUG : file1: reading active writers
2026/01/23 02:58:38 DEBUG : file2: reading active writers
2026/01/23 02:58:38 DEBUG : Still 0 writers active and 2 cache items in use, waiting 640ms
2026/01/23 02:58:38 DEBUG : Looking for writers
2026/01/23 02:58:38 DEBUG : file1: reading active writers
2026/01/23 02:58:38 DEBUG : file2: reading active writers
2026/01/23 02:58:38 DEBUG : Still 0 writers active and 2 cache items in use, waiting 1s
2026/01/23 02:58:39 DEBUG : Looking for writers
2026/01/23 02:58:39 DEBUG : file1: reading active writers
2026/01/23 02:58:39 DEBUG : file2: reading active writers
2026/01/23 02:58:39 DEBUG : Still 0 writers active and 2 cache items in use, waiting 1s
2026/01/23 02:58:40 DEBUG : Looking for writers
2026/01/23 02:58:40 DEBUG : file1: reading active writers
2026/01/23 02:58:40 DEBUG : file2: reading active writers
2026/01/23 02:58:40 DEBUG : Still 0 writers active and 2 cache items in use, waiting 1s
2026/01/23 02:58:41 DEBUG : Looking for writers
2026/01/23 02:58:41 DEBUG : file1: reading active writers
2026/01/23 02:58:41 DEBUG : file2: reading active writers
2026/01/23 02:58:41 DEBUG : Still 0 writers active and 2 cache items in use, waiting 1s
2026/01/23 02:58:42 DEBUG : Looking for writers
2026/01/23 02:58:42 DEBUG : file1: reading active writers
2026/01/23 02:58:42 DEBUG : file2: reading active writers
2026/01/23 02:58:42 DEBUG : Still 0 writers active and 2 cache items in use, waiting 1s
2026/01/23 02:58:43 DEBUG : Looking for writers
2026/01/23 02:58:43 DEBUG : file1: reading active writers
2026/01/23 02:58:43 DEBUG : file2: reading active writers
2026/01/23 02:58:43 DEBUG : Still 0 writers active and 2 cache items in use, waiting 1s
2026/01/23 02:58:44 DEBUG : Looking for writers
2026/01/23 02:58:44 DEBUG : file1: reading active writers
2026/01/23 02:58:44 DEBUG : file2: reading active writers
2026/01/23 02:58:44 DEBUG : Still 0 writers active and 2 cache items in use, waiting 1s
2026/01/23 02:58:45 DEBUG : Looking for writers
2026/01/23 02:58:45 DEBUG : file1: reading active writers
2026/01/23 02:58:45 DEBUG : file2: reading active writers
2026/01/23 02:58:45 DEBUG : Still 0 writers active and 2 cache items in use, waiting 1s
2026/01/23 02:58:46 DEBUG : Looking for writers
2026/01/23 02:58:46 DEBUG : file1: reading active writers
2026/01/23 02:58:46 DEBUG : file2: reading active writers
2026/01/23 02:58:46 DEBUG : Still 0 writers active and 2 cache items in use, waiting 1s
2026/01/23 02:58:47 DEBUG : Looking for writers
2026/01/23 02:58:47 DEBUG : file1: reading active writers
2026/01/23 02:58:47 DEBUG : file2: reading active writers
2026/01/23 02:58:47 DEBUG : Still 0 writers active and 2 cache items in use, waiting 1s
2026/01/23 02:58:48 DEBUG : Looking for writers
2026/01/23 02:58:48 DEBUG : file1: reading active writers
2026/01/23 02:58:48 DEBUG : file2: reading active writers
2026/01/23 02:58:48 DEBUG : Still 0 writers active and 2 cache items in use, waiting 1s
2026/01/23 02:58:49 DEBUG : Looking for writers
2026/01/23 02:58:49 DEBUG : file1: reading active writers
2026/01/23 02:58:49 DEBUG : file2: reading active writers
2026/01/23 02:58:49 DEBUG : Still 0 writers active and 2 cache items in use, waiting 1s
2026/01/23 02:58:50 DEBUG : Looking for writers
2026/01/23 02:58:50 DEBUG : file2: reading active writers
2026/01/23 02:58:50 DEBUG : file1: reading active writers
2026/01/23 02:58:50 DEBUG : Still 0 writers active and 2 cache items in use, waiting 1s
2026/01/23 02:58:51 DEBUG : Looking for writers
2026/01/23 02:58:51 DEBUG : file1: reading active writers
2026/01/23 02:58:51 DEBUG : file2: reading active writers
2026/01/23 02:58:51 DEBUG : Still 0 writers active and 2 cache items in use, waiting 1s
2026/01/23 02:58:52 DEBUG : Looking for writers
2026/01/23 02:58:52 DEBUG : file1: reading active writers
2026/01/23 02:58:52 DEBUG : file2: reading active writers
2026/01/23 02:58:52 DEBUG : Still 0 writers active and 2 cache items in use, waiting 1s
2026/01/23 02:58:53 DEBUG : Looking for writers
2026/01/23 02:58:53 DEBUG : file1: reading active writers
2026/01/23 02:58:53 DEBUG : file2: reading active writers
2026/01/23 02:58:53 DEBUG : Still 0 writers active and 2 cache items in use, waiting 1s
2026/01/23 02:58:54 DEBUG : Looking for writers
2026/01/23 02:58:54 DEBUG : file1: reading active writers
2026/01/23 02:58:54 DEBUG : file2: reading active writers
2026/01/23 02:58:54 DEBUG : Still 0 writers active and 2 cache items in use, waiting 1s
2026/01/23 02:58:55 DEBUG : Looking for writers
2026/01/23 02:58:55 DEBUG : file1: reading active writers
2026/01/23 02:58:55 DEBUG : file2: reading active writers
2026/01/23 02:58:55 DEBUG : Still 0 writers active and 2 cache items in use, waiting 1s
2026/01/23 02:58:56 DEBUG : Looking for writers
2026/01/23 02:58:56 DEBUG : file1: reading active writers
2026/01/23 02:58:56 DEBUG : file2: reading active writers
2026/01/23 02:58:56 DEBUG : Still 0 writers active and 2 cache items in use, waiting 1s
2026/01/23 02:58:57 DEBUG : Looking for writers
2026/01/23 02:58:57 DEBUG : file1: reading active writers
2026/01/23 02:58:57 DEBUG : file2: reading active writers
2026/01/23 02:58:57 DEBUG : Still 0 writers active and 2 cache items in use, waiting 1s
2026/01/23 02:58:57 DEBUG : file2: vfs cache: starting upload
2026/01/23 02:58:58 DEBUG : file1: vfs cache: starting upload
2026/01/23 02:58:58 DEBUG : Looking for writers
2026/01/23 02:58:58 DEBUG : file1: reading active writers
2026/01/23 02:58:58 DEBUG : file2: reading active writers
2026/01/23 02:58:58 DEBUG : Still 0 writers active and 2 cache items in use, waiting 1s
2026/01/23 02:58:58.824046 WARN RESTY 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422), Attempt 1
2026/01/23 02:58:58.824077 ERROR RESTY 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422)
2026/01/23 02:58:58 ERROR : file2: Failed to copy: failed to make directory: 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422)
2026/01/23 02:58:58 ERROR : file2: vfs cache: failed to upload try #9, will retry in 51.2s: vfs cache: failed to transfer file from cache to remote: failed to make directory: 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422)
2026/01/23 02:58:59 DEBUG : proton drive root link ID 'rclone-test-topuzaj3vebe': vfs cache RemoveNotInUse (maxAge=3600000000000, emptyOnly=false): item file1 not removed, freed 0 bytes
2026/01/23 02:58:59 DEBUG : proton drive root link ID 'rclone-test-topuzaj3vebe': vfs cache RemoveNotInUse (maxAge=3600000000000, emptyOnly=false): item file2 not removed, freed 0 bytes
2026/01/23 02:58:59 INFO  : proton drive root link ID 'rclone-test-topuzaj3vebe': vfs cache: cleaned: objects 2 (was 2) in use 2, to upload 1, uploading 1, total size 0 (was 0)
2026/01/23 02:58:59.658362 WARN RESTY 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422), Attempt 1
2026/01/23 02:58:59.658384 ERROR RESTY 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422)
2026/01/23 02:58:59 ERROR : file1: Failed to copy: failed to make directory: 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422)
2026/01/23 02:58:59 ERROR : file1: vfs cache: failed to upload try #9, will retry in 51.2s: vfs cache: failed to transfer file from cache to remote: failed to make directory: 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422)
2026/01/23 02:58:59 DEBUG : Looking for writers
2026/01/23 02:58:59 DEBUG : file1: reading active writers
2026/01/23 02:58:59 DEBUG : file2: reading active writers
2026/01/23 02:58:59 DEBUG : Still 0 writers active and 2 cache items in use, waiting 1s
2026/01/23 02:59:00 DEBUG : Looking for writers
2026/01/23 02:59:00 DEBUG : file2: reading active writers
2026/01/23 02:59:00 DEBUG : file1: reading active writers
2026/01/23 02:59:00 DEBUG : Still 0 writers active and 2 cache items in use, waiting 1s
2026/01/23 02:59:01 DEBUG : Looking for writers
2026/01/23 02:59:01 DEBUG : file1: reading active writers
2026/01/23 02:59:01 DEBUG : file2: reading active writers
2026/01/23 02:59:01 DEBUG : Still 0 writers active and 2 cache items in use, waiting 1s
2026/01/23 02:59:02 DEBUG : Looking for writers
2026/01/23 02:59:02 DEBUG : file1: reading active writers
2026/01/23 02:59:02 DEBUG : file2: reading active writers
2026/01/23 02:59:02 DEBUG : Still 0 writers active and 2 cache items in use, waiting 1s
2026/01/23 02:59:03 DEBUG : Looking for writers
2026/01/23 02:59:03 DEBUG : file1: reading active writers
2026/01/23 02:59:03 DEBUG : file2: reading active writers
2026/01/23 02:59:03 DEBUG : Still 0 writers active and 2 cache items in use, waiting 1s
2026/01/23 02:59:04 DEBUG : Looking for writers
2026/01/23 02:59:04 DEBUG : file1: reading active writers
2026/01/23 02:59:04 DEBUG : file2: reading active writers
2026/01/23 02:59:04 DEBUG : Still 0 writers active and 2 cache items in use, waiting 1s
2026/01/23 02:59:05 DEBUG : Looking for writers
2026/01/23 02:59:05 DEBUG : file1: reading active writers
2026/01/23 02:59:05 DEBUG : file2: reading active writers
2026/01/23 02:59:05 DEBUG : Still 0 writers active and 2 cache items in use, waiting 1s
2026/01/23 02:59:06 DEBUG : Looking for writers
2026/01/23 02:59:06 DEBUG : file1: reading active writers
2026/01/23 02:59:06 DEBUG : file2: reading active writers
2026/01/23 02:59:06 DEBUG : Still 0 writers active and 2 cache items in use, waiting 1s
2026/01/23 02:59:07 ERROR : Exiting even though 0 writers active and 2 cache items in use after 30s
Cache{
	"file1": &{c:0xc000a9ae10 mu:{_:{} mu:{state:0 sema:0}} cond:{noCopy:{} L:0xc000934408 notify:{wait:0 notify:0 lock:0 head:<nil> tail:<nil>} checker:824643372096} name:file1 opens:0 downloaders:<nil> o:<nil> fd:<nil> info:{ModTime:{wall:14003053320996899998 ext:176975294149 loc:0x4465880} ATime:{wall:14003053320997170358 ext:176975564489 loc:0x4465880} Size:0 Rs:[] Fingerprint: Dirty:true} writeBackID:1 pendingAccesses:0 modified:false beingReset:false},
	"file2": &{c:0xc000a9ae10 mu:{_:{} mu:{state:0 sema:0}} cond:{noCopy:{} L:0xc000934508 notify:{wait:0 notify:0 lock:0 head:<nil> tail:<nil>} checker:824643372352} name:file2 opens:0 downloaders:<nil> o:<nil> fd:<nil> info:{ModTime:{wall:14003053320997791871 ext:176976185992 loc:0x4465880} ATime:{wall:14003053320997925765 ext:176976319896 loc:0x4465880} Size:0 Rs:[] Fingerprint: Dirty:true} writeBackID:2 pendingAccesses:0 modified:false beingReset:false},
}
2026/01/23 02:59:07 DEBUG : >WaitForWriters: 
2026/01/23 02:59:07 DEBUG : proton drive root link ID 'rclone-test-topuzaj3vebe': vfs cache: cleaner exiting
2026/01/23 02:59:07 ERROR : error listing: directory not found
--- FAIL: TestRWFileHandleWriteNoWrite (68.38s)
=== RUN   TestRWFileHandleSizeTruncateExisting
    run.go:185: Remote "proton drive root link ID 'rclone-test-topuzaj3vebe'", Local "Local file system at /tmp/rclone3647127445", Modify Window "1s"
2026/01/23 02:59:07 INFO  : proton drive root link ID 'rclone-test-topuzaj3vebe': poll-interval is not supported by this remote
2026/01/23 02:59:07 DEBUG : proton drive root link ID 'rclone-test-topuzaj3vebe': vfs cache: root is "/home/rclone/.cache/rclone"
2026/01/23 02:59:07 DEBUG : proton drive root link ID 'rclone-test-topuzaj3vebe': vfs cache: data root is "/home/rclone/.cache/rclone/vfs/TestProtonDrive/rclone-test-topuzaj3vebe"
2026/01/23 02:59:07 DEBUG : proton drive root link ID 'rclone-test-topuzaj3vebe': vfs cache: metadata root is "/home/rclone/.cache/rclone/vfsMeta/TestProtonDrive/rclone-test-topuzaj3vebe"
2026/01/23 02:59:07 DEBUG : Creating backend with remote ":local,encoding='Slash,Dot',links=false:/home/rclone/.cache/rclone/vfs/TestProtonDrive/rclone-test-topuzaj3vebe"
2026/01/23 02:59:07 DEBUG : Config file has changed externally - reloading
2026/01/23 02:59:07 DEBUG : :local: detected overridden config - adding "{8un-i}" suffix to name
2026/01/23 02:59:07 DEBUG : fs cache: renaming cache item ":local,encoding='Slash,Dot',links=false:/home/rclone/.cache/rclone/vfs/TestProtonDrive/rclone-test-topuzaj3vebe" to be canonical ":local{8un-i}:/home/rclone/.cache/rclone/vfs/TestProtonDrive/rclone-test-topuzaj3vebe"
2026/01/23 02:59:07 DEBUG : Creating backend with remote ":local,encoding='Slash,Dot',links=false:/home/rclone/.cache/rclone/vfsMeta/TestProtonDrive/rclone-test-topuzaj3vebe"
2026/01/23 02:59:07 DEBUG : :local: detected overridden config - adding "{8un-i}" suffix to name
2026/01/23 02:59:07 DEBUG : fs cache: renaming cache item ":local,encoding='Slash,Dot',links=false:/home/rclone/.cache/rclone/vfsMeta/TestProtonDrive/rclone-test-topuzaj3vebe" to be canonical ":local{8un-i}:/home/rclone/.cache/rclone/vfsMeta/TestProtonDrive/rclone-test-topuzaj3vebe"
2026/01/23 02:59:07 INFO  : proton drive root link ID 'rclone-test-topuzaj3vebe': vfs cache: cleaned: objects 0 (was 0) in use 0, to upload 0, uploading 0, total size 0 (was 0)
2026/01/23 02:59:08.286329 WARN RESTY 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422), Attempt 1
2026/01/23 02:59:08.286353 ERROR RESTY 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422)
    run.go:242: Failed to mkdir "proton drive root link ID 'rclone-test-topuzaj3vebe'": failed to make directory: 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422)
2026/01/23 02:59:08 DEBUG : WaitForWriters: timeout=30s
2026/01/23 02:59:08 DEBUG : Looking for writers
2026/01/23 02:59:08 DEBUG : >WaitForWriters: 
2026/01/23 02:59:08 DEBUG : proton drive root link ID 'rclone-test-topuzaj3vebe': vfs cache: cleaner exiting
2026/01/23 02:59:08 ERROR : error listing: directory not found
--- FAIL: TestRWFileHandleSizeTruncateExisting (0.78s)
=== RUN   TestRWFileHandleSizeCreateExisting
    run.go:185: Remote "proton drive root link ID 'rclone-test-topuzaj3vebe'", Local "Local file system at /tmp/rclone3647127445", Modify Window "1s"
2026/01/23 02:59:08 INFO  : proton drive root link ID 'rclone-test-topuzaj3vebe': poll-interval is not supported by this remote
2026/01/23 02:59:08 DEBUG : proton drive root link ID 'rclone-test-topuzaj3vebe': vfs cache: root is "/home/rclone/.cache/rclone"
2026/01/23 02:59:08 DEBUG : proton drive root link ID 'rclone-test-topuzaj3vebe': vfs cache: data root is "/home/rclone/.cache/rclone/vfs/TestProtonDrive/rclone-test-topuzaj3vebe"
2026/01/23 02:59:08 DEBUG : proton drive root link ID 'rclone-test-topuzaj3vebe': vfs cache: metadata root is "/home/rclone/.cache/rclone/vfsMeta/TestProtonDrive/rclone-test-topuzaj3vebe"
2026/01/23 02:59:08 DEBUG : Creating backend with remote ":local,encoding='Slash,Dot',links=false:/home/rclone/.cache/rclone/vfs/TestProtonDrive/rclone-test-topuzaj3vebe"
2026/01/23 02:59:08 DEBUG : :local: detected overridden config - adding "{8un-i}" suffix to name
2026/01/23 02:59:08 DEBUG : fs cache: renaming cache item ":local,encoding='Slash,Dot',links=false:/home/rclone/.cache/rclone/vfs/TestProtonDrive/rclone-test-topuzaj3vebe" to be canonical ":local{8un-i}:/home/rclone/.cache/rclone/vfs/TestProtonDrive/rclone-test-topuzaj3vebe"
2026/01/23 02:59:08 DEBUG : Creating backend with remote ":local,encoding='Slash,Dot',links=false:/home/rclone/.cache/rclone/vfsMeta/TestProtonDrive/rclone-test-topuzaj3vebe"
2026/01/23 02:59:08 DEBUG : :local: detected overridden config - adding "{8un-i}" suffix to name
2026/01/23 02:59:08 DEBUG : fs cache: renaming cache item ":local,encoding='Slash,Dot',links=false:/home/rclone/.cache/rclone/vfsMeta/TestProtonDrive/rclone-test-topuzaj3vebe" to be canonical ":local{8un-i}:/home/rclone/.cache/rclone/vfsMeta/TestProtonDrive/rclone-test-topuzaj3vebe"
2026/01/23 02:59:08 INFO  : proton drive root link ID 'rclone-test-topuzaj3vebe': vfs cache: cleaned: objects 0 (was 0) in use 0, to upload 0, uploading 0, total size 0 (was 0)
2026/01/23 02:59:09.072656 WARN RESTY 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422), Attempt 1
2026/01/23 02:59:09.072683 ERROR RESTY 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422)
    run.go:242: Failed to mkdir "proton drive root link ID 'rclone-test-topuzaj3vebe'": failed to make directory: 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422)
2026/01/23 02:59:09 DEBUG : WaitForWriters: timeout=30s
2026/01/23 02:59:09 DEBUG : Looking for writers
2026/01/23 02:59:09 DEBUG : >WaitForWriters: 
2026/01/23 02:59:09 DEBUG : proton drive root link ID 'rclone-test-topuzaj3vebe': vfs cache: cleaner exiting
2026/01/23 02:59:09 ERROR : error listing: directory not found
--- FAIL: TestRWFileHandleSizeCreateExisting (0.81s)
=== RUN   TestRWFileModTimeWithOpenWriters
    run.go:185: Remote "proton drive root link ID 'rclone-test-topuzaj3vebe'", Local "Local file system at /tmp/rclone3647127445", Modify Window "1s"
2026/01/23 02:59:09 INFO  : proton drive root link ID 'rclone-test-topuzaj3vebe': poll-interval is not supported by this remote
2026/01/23 02:59:09 DEBUG : proton drive root link ID 'rclone-test-topuzaj3vebe': vfs cache: root is "/home/rclone/.cache/rclone"
2026/01/23 02:59:09 DEBUG : proton drive root link ID 'rclone-test-topuzaj3vebe': vfs cache: data root is "/home/rclone/.cache/rclone/vfs/TestProtonDrive/rclone-test-topuzaj3vebe"
2026/01/23 02:59:09 DEBUG : proton drive root link ID 'rclone-test-topuzaj3vebe': vfs cache: metadata root is "/home/rclone/.cache/rclone/vfsMeta/TestProtonDrive/rclone-test-topuzaj3vebe"
2026/01/23 02:59:09 DEBUG : Creating backend with remote ":local,encoding='Slash,Dot',links=false:/home/rclone/.cache/rclone/vfs/TestProtonDrive/rclone-test-topuzaj3vebe"
2026/01/23 02:59:09 DEBUG : :local: detected overridden config - adding "{8un-i}" suffix to name
2026/01/23 02:59:09 DEBUG : fs cache: renaming cache item ":local,encoding='Slash,Dot',links=false:/home/rclone/.cache/rclone/vfs/TestProtonDrive/rclone-test-topuzaj3vebe" to be canonical ":local{8un-i}:/home/rclone/.cache/rclone/vfs/TestProtonDrive/rclone-test-topuzaj3vebe"
2026/01/23 02:59:09 DEBUG : Creating backend with remote ":local,encoding='Slash,Dot',links=false:/home/rclone/.cache/rclone/vfsMeta/TestProtonDrive/rclone-test-topuzaj3vebe"
2026/01/23 02:59:09 DEBUG : :local: detected overridden config - adding "{8un-i}" suffix to name
2026/01/23 02:59:09 DEBUG : fs cache: renaming cache item ":local,encoding='Slash,Dot',links=false:/home/rclone/.cache/rclone/vfsMeta/TestProtonDrive/rclone-test-topuzaj3vebe" to be canonical ":local{8un-i}:/home/rclone/.cache/rclone/vfsMeta/TestProtonDrive/rclone-test-topuzaj3vebe"
2026/01/23 02:59:09 DEBUG : file1: OpenFile: flags=O_WRONLY|O_CREATE, perm=-rwxrwxrwx
2026/01/23 02:59:09 INFO  : proton drive root link ID 'rclone-test-topuzaj3vebe': vfs cache: cleaned: objects 0 (was 0) in use 0, to upload 0, uploading 0, total size 0 (was 0)
2026/01/23 02:59:09 DEBUG : file1: Open: flags=O_WRONLY|O_CREATE
2026/01/23 02:59:09 DEBUG : file1: newRWFileHandle: 
2026/01/23 02:59:09 DEBUG : file1(0xc000a93f40): openPending: 
2026/01/23 02:59:09 DEBUG : file1: vfs cache: truncate to size=0 (not needed as size correct)
2026/01/23 02:59:09 DEBUG : Added virtual directory entry vAddFile: "file1"
2026/01/23 02:59:09 DEBUG : file1(0xc000a93f40): >openPending: err=<nil>
2026/01/23 02:59:09 DEBUG : file1: >newRWFileHandle: err=<nil>
2026/01/23 02:59:09 DEBUG : Added virtual directory entry vAddFile: "file1"
2026/01/23 02:59:09 DEBUG : file1: >Open: fd=file1 (rw), err=<nil>
2026/01/23 02:59:09 DEBUG : file1: >OpenFile: fd=file1 (rw), err=<nil>
2026/01/23 02:59:10.091328 WARN RESTY 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422), Attempt 1
2026/01/23 02:59:10.091350 ERROR RESTY 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422)
    run.go:242: Failed to mkdir "proton drive root link ID 'rclone-test-topuzaj3vebe'": failed to make directory: 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422)
2026/01/23 02:59:10 DEBUG : WaitForWriters: timeout=30s
2026/01/23 02:59:10 DEBUG : Looking for writers
2026/01/23 02:59:10 DEBUG : file1: reading active writers
2026/01/23 02:59:10 DEBUG : file1: active writers 1
2026/01/23 02:59:10 DEBUG : Still 1 writers active and 1 cache items in use, waiting 10ms
2026/01/23 02:59:10 DEBUG : Looking for writers
2026/01/23 02:59:10 DEBUG : file1: reading active writers
2026/01/23 02:59:10 DEBUG : file1: active writers 1
2026/01/23 02:59:10 DEBUG : Still 1 writers active and 1 cache items in use, waiting 20ms
2026/01/23 02:59:10 DEBUG : Looking for writers
2026/01/23 02:59:10 DEBUG : file1: reading active writers
2026/01/23 02:59:10 DEBUG : file1: active writers 1
2026/01/23 02:59:10 DEBUG : Still 1 writers active and 1 cache items in use, waiting 40ms
2026/01/23 02:59:10 DEBUG : Looking for writers
2026/01/23 02:59:10 DEBUG : file1: reading active writers
2026/01/23 02:59:10 DEBUG : file1: active writers 1
2026/01/23 02:59:10 DEBUG : Still 1 writers active and 1 cache items in use, waiting 80ms
2026/01/23 02:59:10 DEBUG : Looking for writers
2026/01/23 02:59:10 DEBUG : file1: reading active writers
2026/01/23 02:59:10 DEBUG : file1: active writers 1
2026/01/23 02:59:10 DEBUG : Still 1 writers active and 1 cache items in use, waiting 160ms
2026/01/23 02:59:10 DEBUG : Looking for writers
2026/01/23 02:59:10 DEBUG : file1: reading active writers
2026/01/23 02:59:10 DEBUG : file1: active writers 1
2026/01/23 02:59:10 DEBUG : Still 1 writers active and 1 cache items in use, waiting 320ms
2026/01/23 02:59:10 DEBUG : Looking for writers
2026/01/23 02:59:10 DEBUG : file1: reading active writers
2026/01/23 02:59:10 DEBUG : file1: active writers 1
2026/01/23 02:59:10 DEBUG : Still 1 writers active and 1 cache items in use, waiting 640ms
2026/01/23 02:59:11 DEBUG : Looking for writers
2026/01/23 02:59:11 DEBUG : file1: reading active writers
2026/01/23 02:59:11 DEBUG : file1: active writers 1
2026/01/23 02:59:11 DEBUG : Still 1 writers active and 1 cache items in use, waiting 1s
2026/01/23 02:59:12 DEBUG : Looking for writers
2026/01/23 02:59:12 DEBUG : file1: reading active writers
2026/01/23 02:59:12 DEBUG : file1: active writers 1
2026/01/23 02:59:12 DEBUG : Still 1 writers active and 1 cache items in use, waiting 1s
2026/01/23 02:59:13 DEBUG : Looking for writers
2026/01/23 02:59:13 DEBUG : file1: reading active writers
2026/01/23 02:59:13 DEBUG : file1: active writers 1
2026/01/23 02:59:13 DEBUG : Still 1 writers active and 1 cache items in use, waiting 1s
2026/01/23 02:59:14 DEBUG : Looking for writers
2026/01/23 02:59:14 DEBUG : file1: reading active writers
2026/01/23 02:59:14 DEBUG : file1: active writers 1
2026/01/23 02:59:14 DEBUG : Still 1 writers active and 1 cache items in use, waiting 1s
2026/01/23 02:59:15 DEBUG : Looking for writers
2026/01/23 02:59:15 DEBUG : file1: reading active writers
2026/01/23 02:59:15 DEBUG : file1: active writers 1
2026/01/23 02:59:15 DEBUG : Still 1 writers active and 1 cache items in use, waiting 1s
2026/01/23 02:59:16 DEBUG : Looking for writers
2026/01/23 02:59:16 DEBUG : file1: reading active writers
2026/01/23 02:59:16 DEBUG : file1: active writers 1
2026/01/23 02:59:16 DEBUG : Still 1 writers active and 1 cache items in use, waiting 1s
2026/01/23 02:59:17 DEBUG : Looking for writers
2026/01/23 02:59:17 DEBUG : file1: reading active writers
2026/01/23 02:59:17 DEBUG : file1: active writers 1
2026/01/23 02:59:17 DEBUG : Still 1 writers active and 1 cache items in use, waiting 1s
2026/01/23 02:59:18 DEBUG : Looking for writers
2026/01/23 02:59:18 DEBUG : file1: reading active writers
2026/01/23 02:59:18 DEBUG : file1: active writers 1
2026/01/23 02:59:18 DEBUG : Still 1 writers active and 1 cache items in use, waiting 1s
2026/01/23 02:59:19 DEBUG : Looking for writers
2026/01/23 02:59:19 DEBUG : file1: reading active writers
2026/01/23 02:59:19 DEBUG : file1: active writers 1
2026/01/23 02:59:19 DEBUG : Still 1 writers active and 1 cache items in use, waiting 1s
2026/01/23 02:59:20 DEBUG : Looking for writers
2026/01/23 02:59:20 DEBUG : file1: reading active writers
2026/01/23 02:59:20 DEBUG : file1: active writers 1
2026/01/23 02:59:20 DEBUG : Still 1 writers active and 1 cache items in use, waiting 1s
2026/01/23 02:59:21 DEBUG : Looking for writers
2026/01/23 02:59:21 DEBUG : file1: reading active writers
2026/01/23 02:59:21 DEBUG : file1: active writers 1
2026/01/23 02:59:21 DEBUG : Still 1 writers active and 1 cache items in use, waiting 1s
2026/01/23 02:59:22 DEBUG : Looking for writers
2026/01/23 02:59:22 DEBUG : file1: reading active writers
2026/01/23 02:59:22 DEBUG : file1: active writers 1
2026/01/23 02:59:22 DEBUG : Still 1 writers active and 1 cache items in use, waiting 1s
2026/01/23 02:59:23 DEBUG : Looking for writers
2026/01/23 02:59:23 DEBUG : file1: reading active writers
2026/01/23 02:59:23 DEBUG : file1: active writers 1
2026/01/23 02:59:23 DEBUG : Still 1 writers active and 1 cache items in use, waiting 1s
2026/01/23 02:59:24 DEBUG : Looking for writers
2026/01/23 02:59:24 DEBUG : file1: reading active writers
2026/01/23 02:59:24 DEBUG : file1: active writers 1
2026/01/23 02:59:24 DEBUG : Still 1 writers active and 1 cache items in use, waiting 1s
2026/01/23 02:59:25 DEBUG : Looking for writers
2026/01/23 02:59:25 DEBUG : file1: reading active writers
2026/01/23 02:59:25 DEBUG : file1: active writers 1
2026/01/23 02:59:25 DEBUG : Still 1 writers active and 1 cache items in use, waiting 1s
2026/01/23 02:59:26 DEBUG : Looking for writers
2026/01/23 02:59:26 DEBUG : file1: reading active writers
2026/01/23 02:59:26 DEBUG : file1: active writers 1
2026/01/23 02:59:26 DEBUG : Still 1 writers active and 1 cache items in use, waiting 1s
2026/01/23 02:59:27 DEBUG : Looking for writers
2026/01/23 02:59:27 DEBUG : file1: reading active writers
2026/01/23 02:59:27 DEBUG : file1: active writers 1
2026/01/23 02:59:27 DEBUG : Still 1 writers active and 1 cache items in use, waiting 1s
2026/01/23 02:59:28 DEBUG : Looking for writers
2026/01/23 02:59:28 DEBUG : file1: reading active writers
2026/01/23 02:59:28 DEBUG : file1: active writers 1
2026/01/23 02:59:28 DEBUG : Still 1 writers active and 1 cache items in use, waiting 1s
2026/01/23 02:59:29 DEBUG : Looking for writers
2026/01/23 02:59:29 DEBUG : file1: reading active writers
2026/01/23 02:59:29 DEBUG : file1: active writers 1
2026/01/23 02:59:29 DEBUG : Still 1 writers active and 1 cache items in use, waiting 1s
2026/01/23 02:59:30 DEBUG : Looking for writers
2026/01/23 02:59:30 DEBUG : file1: reading active writers
2026/01/23 02:59:30 DEBUG : file1: active writers 1
2026/01/23 02:59:30 DEBUG : Still 1 writers active and 1 cache items in use, waiting 1s
2026/01/23 02:59:31 DEBUG : Looking for writers
2026/01/23 02:59:31 DEBUG : file1: reading active writers
2026/01/23 02:59:31 DEBUG : file1: active writers 1
2026/01/23 02:59:31 DEBUG : Still 1 writers active and 1 cache items in use, waiting 1s
2026/01/23 02:59:32 DEBUG : Looking for writers
2026/01/23 02:59:32 DEBUG : file1: reading active writers
2026/01/23 02:59:32 DEBUG : file1: active writers 1
2026/01/23 02:59:32 DEBUG : Still 1 writers active and 1 cache items in use, waiting 1s
2026/01/23 02:59:33 DEBUG : Looking for writers
2026/01/23 02:59:33 DEBUG : file1: reading active writers
2026/01/23 02:59:33 DEBUG : file1: active writers 1
2026/01/23 02:59:33 DEBUG : Still 1 writers active and 1 cache items in use, waiting 1s
2026/01/23 02:59:34 DEBUG : Looking for writers
2026/01/23 02:59:34 DEBUG : file1: reading active writers
2026/01/23 02:59:34 DEBUG : file1: active writers 1
2026/01/23 02:59:34 DEBUG : Still 1 writers active and 1 cache items in use, waiting 1s
2026/01/23 02:59:35 DEBUG : Looking for writers
2026/01/23 02:59:35 DEBUG : file1: reading active writers
2026/01/23 02:59:35 DEBUG : file1: active writers 1
2026/01/23 02:59:35 DEBUG : Still 1 writers active and 1 cache items in use, waiting 1s
2026/01/23 02:59:36 DEBUG : Looking for writers
2026/01/23 02:59:36 DEBUG : file1: reading active writers
2026/01/23 02:59:36 DEBUG : file1: active writers 1
2026/01/23 02:59:36 DEBUG : Still 1 writers active and 1 cache items in use, waiting 1s
2026/01/23 02:59:37 DEBUG : Looking for writers
2026/01/23 02:59:37 DEBUG : file1: reading active writers
2026/01/23 02:59:37 DEBUG : file1: active writers 1
2026/01/23 02:59:37 DEBUG : Still 1 writers active and 1 cache items in use, waiting 1s
2026/01/23 02:59:38 DEBUG : Looking for writers
2026/01/23 02:59:38 DEBUG : file1: reading active writers
2026/01/23 02:59:38 DEBUG : file1: active writers 1
2026/01/23 02:59:38 DEBUG : Still 1 writers active and 1 cache items in use, waiting 1s
2026/01/23 02:59:39 DEBUG : Looking for writers
2026/01/23 02:59:39 DEBUG : file1: reading active writers
2026/01/23 02:59:39 DEBUG : file1: active writers 1
2026/01/23 02:59:39 DEBUG : Still 1 writers active and 1 cache items in use, waiting 1s
2026/01/23 02:59:40 ERROR : Exiting even though 1 writers active and 1 cache items in use after 30s
Cache{
	"file1": &{c:0xc0009f30e0 mu:{_:{} mu:{state:0 sema:0}} cond:{noCopy:{} L:0xc000a87108 notify:{wait:0 notify:0 lock:0 head:<nil> tail:<nil>} checker:824644759872} name:file1 opens:1 downloaders:<nil> o:<nil> fd:0xc00078c3b8 info:{ModTime:{wall:14003053396152407092 ext:246968873543 loc:0x4465880} ATime:{wall:14003053396152407092 ext:246968873543 loc:0x4465880} Size:0 Rs:[] Fingerprint: Dirty:true} writeBackID:0 pendingAccesses:0 modified:true beingReset:false},
}
2026/01/23 02:59:40 DEBUG : >WaitForWriters: 
2026/01/23 02:59:40 DEBUG : proton drive root link ID 'rclone-test-topuzaj3vebe': vfs cache: cleaner exiting
2026/01/23 02:59:40 ERROR : error listing: directory not found
--- FAIL: TestRWFileModTimeWithOpenWriters (31.00s)
=== RUN   TestRWCacheUpdate
    run.go:185: Remote "proton drive root link ID 'rclone-test-topuzaj3vebe'", Local "Local file system at /tmp/rclone3647127445", Modify Window "1s"
2026/01/23 02:59:40 INFO  : proton drive root link ID 'rclone-test-topuzaj3vebe': poll-interval is not supported by this remote
2026/01/23 02:59:40 DEBUG : proton drive root link ID 'rclone-test-topuzaj3vebe': vfs cache: root is "/home/rclone/.cache/rclone"
2026/01/23 02:59:40 DEBUG : proton drive root link ID 'rclone-test-topuzaj3vebe': vfs cache: data root is "/home/rclone/.cache/rclone/vfs/TestProtonDrive/rclone-test-topuzaj3vebe"
2026/01/23 02:59:40 DEBUG : proton drive root link ID 'rclone-test-topuzaj3vebe': vfs cache: metadata root is "/home/rclone/.cache/rclone/vfsMeta/TestProtonDrive/rclone-test-topuzaj3vebe"
2026/01/23 02:59:40 DEBUG : Creating backend with remote ":local,encoding='Slash,Dot',links=false:/home/rclone/.cache/rclone/vfs/TestProtonDrive/rclone-test-topuzaj3vebe"
2026/01/23 02:59:40 DEBUG : :local: detected overridden config - adding "{8un-i}" suffix to name
2026/01/23 02:59:40 DEBUG : fs cache: renaming cache item ":local,encoding='Slash,Dot',links=false:/home/rclone/.cache/rclone/vfs/TestProtonDrive/rclone-test-topuzaj3vebe" to be canonical ":local{8un-i}:/home/rclone/.cache/rclone/vfs/TestProtonDrive/rclone-test-topuzaj3vebe"
2026/01/23 02:59:40 DEBUG : Creating backend with remote ":local,encoding='Slash,Dot',links=false:/home/rclone/.cache/rclone/vfsMeta/TestProtonDrive/rclone-test-topuzaj3vebe"
2026/01/23 02:59:40 DEBUG : :local: detected overridden config - adding "{8un-i}" suffix to name
2026/01/23 02:59:40 DEBUG : fs cache: renaming cache item ":local,encoding='Slash,Dot',links=false:/home/rclone/.cache/rclone/vfsMeta/TestProtonDrive/rclone-test-topuzaj3vebe" to be canonical ":local{8un-i}:/home/rclone/.cache/rclone/vfsMeta/TestProtonDrive/rclone-test-topuzaj3vebe"
2026/01/23 02:59:40 INFO  : proton drive root link ID 'rclone-test-topuzaj3vebe': vfs cache: cleaned: objects 0 (was 0) in use 0, to upload 0, uploading 0, total size 0 (was 0)
2026/01/23 02:59:40 DEBUG : forgetting directory cache
2026/01/23 02:59:40.867300 WARN RESTY 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422), Attempt 1
2026/01/23 02:59:40.867331 ERROR RESTY 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422)
    run.go:242: Failed to mkdir "proton drive root link ID 'rclone-test-topuzaj3vebe'": failed to make directory: 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422)
2026/01/23 02:59:40 DEBUG : WaitForWriters: timeout=30s
2026/01/23 02:59:40 DEBUG : Looking for writers
2026/01/23 02:59:40 DEBUG : >WaitForWriters: 
2026/01/23 02:59:40 DEBUG : proton drive root link ID 'rclone-test-topuzaj3vebe': vfs cache: cleaner exiting
2026/01/23 02:59:41 ERROR : error listing: directory not found
--- FAIL: TestRWCacheUpdate (0.76s)
=== RUN   TestCaseSensitivity
    run.go:185: Remote "proton drive root link ID 'rclone-test-topuzaj3vebe'", Local "Local file system at /tmp/rclone3647127445", Modify Window "1s"
2026/01/23 02:59:41.628215 WARN RESTY 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422), Attempt 1
2026/01/23 02:59:41.628231 ERROR RESTY 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422)
    run.go:242: Failed to mkdir "proton drive root link ID 'rclone-test-topuzaj3vebe'": failed to make directory: 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422)
2026/01/23 02:59:41 ERROR : error listing: directory not found
--- FAIL: TestCaseSensitivity (0.77s)
=== RUN   TestUnicodeNormalization
    run.go:185: Remote "proton drive root link ID 'rclone-test-topuzaj3vebe'", Local "Local file system at /tmp/rclone3647127445", Modify Window "1s"
2026/01/23 02:59:42.403499 WARN RESTY 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422), Attempt 1
2026/01/23 02:59:42.403534 ERROR RESTY 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422)
    run.go:242: Failed to mkdir "proton drive root link ID 'rclone-test-topuzaj3vebe'": failed to make directory: 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422)
2026/01/23 02:59:42 ERROR : error listing: directory not found
--- FAIL: TestUnicodeNormalization (0.79s)
=== RUN   TestVFSStat
    run.go:185: Remote "proton drive root link ID 'rclone-test-topuzaj3vebe'", Local "Local file system at /tmp/rclone3647127445", Modify Window "1s"
2026/01/23 02:59:42 INFO  : proton drive root link ID 'rclone-test-topuzaj3vebe': poll-interval is not supported by this remote
2026/01/23 02:59:42 NOTICE: proton drive root link ID 'rclone-test-topuzaj3vebe': --vfs-cache-mode writes or full is recommended for this remote as it can't stream
2026/01/23 02:59:43.170565 WARN RESTY 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422), Attempt 1
2026/01/23 02:59:43.170590 ERROR RESTY 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422)
    run.go:242: Failed to mkdir "proton drive root link ID 'rclone-test-topuzaj3vebe'": failed to make directory: 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422)
2026/01/23 02:59:43 DEBUG : WaitForWriters: timeout=30s
2026/01/23 02:59:43 DEBUG : Looking for writers
2026/01/23 02:59:43 DEBUG : >WaitForWriters: 
2026/01/23 02:59:43 ERROR : error listing: directory not found
--- FAIL: TestVFSStat (0.76s)
=== RUN   TestVFSStatParent
    run.go:185: Remote "proton drive root link ID 'rclone-test-topuzaj3vebe'", Local "Local file system at /tmp/rclone3647127445", Modify Window "1s"
2026/01/23 02:59:43 INFO  : proton drive root link ID 'rclone-test-topuzaj3vebe': poll-interval is not supported by this remote
2026/01/23 02:59:43 NOTICE: proton drive root link ID 'rclone-test-topuzaj3vebe': --vfs-cache-mode writes or full is recommended for this remote as it can't stream
2026/01/23 02:59:43.910404 WARN RESTY 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422), Attempt 1
2026/01/23 02:59:43.910442 ERROR RESTY 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422)
    run.go:242: Failed to mkdir "proton drive root link ID 'rclone-test-topuzaj3vebe'": failed to make directory: 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422)
2026/01/23 02:59:43 DEBUG : WaitForWriters: timeout=30s
2026/01/23 02:59:43 DEBUG : Looking for writers
2026/01/23 02:59:43 DEBUG : >WaitForWriters: 
2026/01/23 02:59:44 ERROR : error listing: directory not found
--- FAIL: TestVFSStatParent (0.74s)
=== RUN   TestVFSOpenFile
    run.go:185: Remote "proton drive root link ID 'rclone-test-topuzaj3vebe'", Local "Local file system at /tmp/rclone3647127445", Modify Window "1s"
2026/01/23 02:59:44 INFO  : proton drive root link ID 'rclone-test-topuzaj3vebe': poll-interval is not supported by this remote
2026/01/23 02:59:44 NOTICE: proton drive root link ID 'rclone-test-topuzaj3vebe': --vfs-cache-mode writes or full is recommended for this remote as it can't stream
2026/01/23 02:59:44.688253 WARN RESTY 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422), Attempt 1
2026/01/23 02:59:44.688286 ERROR RESTY 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422)
    run.go:242: Failed to mkdir "proton drive root link ID 'rclone-test-topuzaj3vebe'": failed to make directory: 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422)
2026/01/23 02:59:44 DEBUG : WaitForWriters: timeout=30s
2026/01/23 02:59:44 DEBUG : Looking for writers
2026/01/23 02:59:44 DEBUG : >WaitForWriters: 
2026/01/23 02:59:44 ERROR : error listing: directory not found
--- FAIL: TestVFSOpenFile (0.78s)
=== RUN   TestVFSRename
    run.go:185: Remote "proton drive root link ID 'rclone-test-topuzaj3vebe'", Local "Local file system at /tmp/rclone3647127445", Modify Window "1s"
2026/01/23 02:59:44 INFO  : proton drive root link ID 'rclone-test-topuzaj3vebe': poll-interval is not supported by this remote
2026/01/23 02:59:44 NOTICE: proton drive root link ID 'rclone-test-topuzaj3vebe': --vfs-cache-mode writes or full is recommended for this remote as it can't stream
2026/01/23 02:59:45.447376 WARN RESTY 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422), Attempt 1
2026/01/23 02:59:45.447396 ERROR RESTY 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422)
    run.go:242: Failed to mkdir "proton drive root link ID 'rclone-test-topuzaj3vebe'": failed to make directory: 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422)
2026/01/23 02:59:45 DEBUG : WaitForWriters: timeout=30s
2026/01/23 02:59:45 DEBUG : Looking for writers
2026/01/23 02:59:45 DEBUG : >WaitForWriters: 
2026/01/23 02:59:45 ERROR : error listing: directory not found
--- FAIL: TestVFSRename (0.77s)
=== RUN   TestVFSMkdir
    run.go:185: Remote "proton drive root link ID 'rclone-test-topuzaj3vebe'", Local "Local file system at /tmp/rclone3647127445", Modify Window "1s"
2026/01/23 02:59:45 INFO  : proton drive root link ID 'rclone-test-topuzaj3vebe': poll-interval is not supported by this remote
2026/01/23 02:59:45 NOTICE: proton drive root link ID 'rclone-test-topuzaj3vebe': --vfs-cache-mode writes or full is recommended for this remote as it can't stream
2026/01/23 02:59:45 ERROR : error listing: directory not found
2026/01/23 02:59:46.483520 WARN RESTY 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422), Attempt 1
2026/01/23 02:59:46.483541 ERROR RESTY 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422)
2026/01/23 02:59:46 ERROR : /: Dir.Mkdir failed to create directory: failed to make directory: 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422)
    vfs_test.go:375: 
        	Error Trace:	/home/rclone/go/src/github.com/rclone/rclone/vfs/vfs_test.go:375
        	Error:      	Received unexpected error:
        	            	failed to make directory: 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422)
        	Test:       	TestVFSMkdir
2026/01/23 02:59:46 DEBUG : WaitForWriters: timeout=30s
2026/01/23 02:59:46 DEBUG : Looking for writers
2026/01/23 02:59:46 DEBUG : >WaitForWriters: 
2026/01/23 02:59:46 ERROR : error listing: directory not found
--- FAIL: TestVFSMkdir (1.05s)
=== RUN   TestVFSMkdirAll
    run.go:185: Remote "proton drive root link ID 'rclone-test-topuzaj3vebe'", Local "Local file system at /tmp/rclone3647127445", Modify Window "1s"
2026/01/23 02:59:46 INFO  : proton drive root link ID 'rclone-test-topuzaj3vebe': poll-interval is not supported by this remote
2026/01/23 02:59:46 NOTICE: proton drive root link ID 'rclone-test-topuzaj3vebe': --vfs-cache-mode writes or full is recommended for this remote as it can't stream
2026/01/23 02:59:46 ERROR : error listing: directory not found
2026/01/23 02:59:46 ERROR : error listing: directory not found
2026/01/23 02:59:47.810378 WARN RESTY 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422), Attempt 1
2026/01/23 02:59:47.810405 ERROR RESTY 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422)
2026/01/23 02:59:47 ERROR : /: Dir.Mkdir failed to create directory: failed to make directory: 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422)
    vfs_test.go:425: 
        	Error Trace:	/home/rclone/go/src/github.com/rclone/rclone/vfs/vfs_test.go:425
        	Error:      	Received unexpected error:
        	            	failed to make directory: 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422)
        	Test:       	TestVFSMkdirAll
2026/01/23 02:59:47 DEBUG : WaitForWriters: timeout=30s
2026/01/23 02:59:47 DEBUG : Looking for writers
2026/01/23 02:59:47 DEBUG : >WaitForWriters: 
2026/01/23 02:59:47 ERROR : error listing: directory not found
--- FAIL: TestVFSMkdirAll (1.30s)
=== RUN   TestWriteFileHandleMethods
    run.go:185: Remote "proton drive root link ID 'rclone-test-topuzaj3vebe'", Local "Local file system at /tmp/rclone3647127445", Modify Window "1s"
2026/01/23 02:59:47 INFO  : proton drive root link ID 'rclone-test-topuzaj3vebe': poll-interval is not supported by this remote
2026/01/23 02:59:47 NOTICE: proton drive root link ID 'rclone-test-topuzaj3vebe': --vfs-cache-mode writes or full is recommended for this remote as it can't stream
2026/01/23 02:59:47 DEBUG : file1: OpenFile: flags=O_WRONLY|O_CREATE, perm=-rwxrwxrwx
2026/01/23 02:59:48 DEBUG : file1: Open: flags=O_WRONLY|O_CREATE
2026/01/23 02:59:48 DEBUG : Added virtual directory entry vAddFile: "file1"
2026/01/23 02:59:48 DEBUG : file1: >Open: fd=file1 (w), err=<nil>
2026/01/23 02:59:48 DEBUG : file1: >OpenFile: fd=file1 (w), err=<nil>
2026/01/23 02:59:48 DEBUG : Added virtual directory entry vAddFile: "file1"
2026/01/23 02:59:48 ERROR : file1: WriteFileHandle: Read: Can't read and write to file without --vfs-cache-mode >= minimal
2026/01/23 02:59:48 ERROR : file1: WriteFileHandle: ReadAt: Can't read and write to file without --vfs-cache-mode >= minimal
2026/01/23 02:59:48 ERROR : file1: WriteFileHandle: Truncate: Can't change size without --vfs-cache-mode >= writes
2026/01/23 02:59:48 DEBUG : proton drive root link ID 'rclone-test-topuzaj3vebe': File to upload is small (5 bytes), uploading instead of streaming
2026/01/23 02:59:48.948571 WARN RESTY 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422), Attempt 1
2026/01/23 02:59:48.948594 ERROR RESTY 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422)
2026/01/23 02:59:48 ERROR : file1: WriteFileHandle.New Rcat failed: failed to make directory: 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422)
2026/01/23 02:59:48 DEBUG : file1: Remove: 
2026/01/23 02:59:48 DEBUG : Added virtual directory entry vDel: "file1"
2026/01/23 02:59:48 DEBUG : file1: >Remove: err=<nil>
    write_test.go:144: 
        	Error Trace:	/home/rclone/go/src/github.com/rclone/rclone/vfs/write_test.go:144
        	Error:      	Received unexpected error:
        	            	failed to make directory: 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422)
        	Test:       	TestWriteFileHandleMethods
    dir_test.go:250: 
        	Error Trace:	/home/rclone/go/src/github.com/rclone/rclone/vfs/dir_test.go:250
        	            				/home/rclone/go/src/github.com/rclone/rclone/vfs/write_test.go:153
        	Error:      	Not equal: 
        	            	expected: []string{"file1,5,false"}
        	            	actual  : []string(nil)
        	            	
        	            	Diff:
        	            	--- Expected
        	            	+++ Actual
        	            	@@ -1,4 +1,2 @@
        	            	-([]string) (len=1) {
        	            	- (string) (len=13) "file1,5,false"
        	            	-}
        	            	+([]string) <nil>
        	            	 
        	Test:       	TestWriteFileHandleMethods
2026/01/23 02:59:49 ERROR : error listing: directory not found
    fstest.go:298: Sleeping for 1s for list eventual consistency: 1/3
    fstest.go:301: Flushing the directory cache
2026/01/23 02:59:50 ERROR : error listing: directory not found
    fstest.go:298: Sleeping for 2s for list eventual consistency: 2/3
    fstest.go:301: Flushing the directory cache
2026/01/23 02:59:52 ERROR : error listing: directory not found
    fstest.go:298: Sleeping for 4s for list eventual consistency: 3/3
    fstest.go:301: Flushing the directory cache
    fstest.go:305: 
        	Error Trace:	/home/rclone/go/src/github.com/rclone/rclone/fstest/fstest.go:305
        	            				/home/rclone/go/src/github.com/rclone/rclone/fstest/fstest.go:338
        	            				/home/rclone/go/src/github.com/rclone/rclone/vfs/write_test.go:157
        	Error:      	Should be true
        	Test:       	TestWriteFileHandleMethods
        	Messages:   	listing wrong, want
        	            	  file1 (5) got
        	            	  
    fstest.go:203: Not found "file1"
    fstest.go:206: 
        	Error Trace:	/home/rclone/go/src/github.com/rclone/rclone/fstest/fstest.go:206
        	            				/home/rclone/go/src/github.com/rclone/rclone/fstest/fstest.go:310
        	            				/home/rclone/go/src/github.com/rclone/rclone/fstest/fstest.go:338
        	            				/home/rclone/go/src/github.com/rclone/rclone/vfs/write_test.go:157
        	Error:      	Not equal: 
        	            	expected: 0
        	            	actual  : 1
        	Test:       	TestWriteFileHandleMethods
        	Messages:   	1 objects not found
2026/01/23 02:59:56 DEBUG : file1: OpenFile: flags=O_WRONLY|O_CREATE, perm=-rwxrwxrwx
2026/01/23 02:59:56 DEBUG : file1: Open: flags=O_WRONLY|O_CREATE
2026/01/23 02:59:56 DEBUG : Added virtual directory entry vAddFile: "file1"
2026/01/23 02:59:56 DEBUG : file1: >Open: fd=file1 (w), err=<nil>
2026/01/23 02:59:56 DEBUG : file1: >OpenFile: fd=file1 (w), err=<nil>
2026/01/23 02:59:56 DEBUG : Added virtual directory entry vAddFile: "file1"
2026/01/23 02:59:56 DEBUG : proton drive root link ID 'rclone-test-topuzaj3vebe': File to upload is small (0 bytes), uploading instead of streaming
2026/01/23 02:59:57.723562 WARN RESTY 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422), Attempt 1
2026/01/23 02:59:57.723583 ERROR RESTY 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422)
2026/01/23 02:59:57 ERROR : file1: WriteFileHandle.New Rcat failed: failed to make directory: 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422)
2026/01/23 02:59:57 DEBUG : file1: Remove: 
2026/01/23 02:59:57 DEBUG : Added virtual directory entry vDel: "file1"
2026/01/23 02:59:57 DEBUG : file1: >Remove: err=<nil>
    write_test.go:163: 
        	Error Trace:	/home/rclone/go/src/github.com/rclone/rclone/vfs/write_test.go:163
        	Error:      	Received unexpected error:
        	            	failed to make directory: 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422)
        	Test:       	TestWriteFileHandleMethods
    dir_test.go:250: 
        	Error Trace:	/home/rclone/go/src/github.com/rclone/rclone/vfs/dir_test.go:250
        	            				/home/rclone/go/src/github.com/rclone/rclone/vfs/write_test.go:164
        	Error:      	Not equal: 
        	            	expected: []string{"file1,5,false"}
        	            	actual  : []string(nil)
        	            	
        	            	Diff:
        	            	--- Expected
        	            	+++ Actual
        	            	@@ -1,4 +1,2 @@
        	            	-([]string) (len=1) {
        	            	- (string) (len=13) "file1,5,false"
        	            	-}
        	            	+([]string) <nil>
        	            	 
        	Test:       	TestWriteFileHandleMethods
2026/01/23 02:59:57 DEBUG : file1: OpenFile: flags=O_WRONLY|O_CREATE, perm=-rwxrwxrwx
2026/01/23 02:59:57 DEBUG : file1: Open: flags=O_WRONLY|O_CREATE
2026/01/23 02:59:57 DEBUG : Added virtual directory entry vAddFile: "file1"
2026/01/23 02:59:57 DEBUG : file1: >Open: fd=file1 (w), err=<nil>
2026/01/23 02:59:57 DEBUG : file1: >OpenFile: fd=file1 (w), err=<nil>
2026/01/23 02:59:57 DEBUG : Added virtual directory entry vAddFile: "file1"
    write_test.go:171: 
        	Error Trace:	/home/rclone/go/src/github.com/rclone/rclone/vfs/write_test.go:171
        	Error:      	Not equal: 
        	            	expected: *errors.errorString(&errors.errorString{s:"permission denied"})
        	            	actual  : <nil>(<nil>)
        	Test:       	TestWriteFileHandleMethods
2026/01/23 02:59:57 DEBUG : WaitForWriters: timeout=30s
2026/01/23 02:59:57 DEBUG : Looking for writers
2026/01/23 02:59:57 DEBUG : file1: reading active writers
2026/01/23 02:59:57 DEBUG : file1: active writers 1
2026/01/23 02:59:57 DEBUG : Still 1 writers active and 0 cache items in use, waiting 10ms
2026/01/23 02:59:57 DEBUG : Looking for writers
2026/01/23 02:59:57 DEBUG : file1: reading active writers
2026/01/23 02:59:57 DEBUG : file1: active writers 1
2026/01/23 02:59:57 DEBUG : Still 1 writers active and 0 cache items in use, waiting 20ms
2026/01/23 02:59:57 DEBUG : Looking for writers
2026/01/23 02:59:57 DEBUG : file1: reading active writers
2026/01/23 02:59:57 DEBUG : file1: active writers 1
2026/01/23 02:59:57 DEBUG : Still 1 writers active and 0 cache items in use, waiting 40ms
2026/01/23 02:59:57 DEBUG : Looking for writers
2026/01/23 02:59:57 DEBUG : file1: reading active writers
2026/01/23 02:59:57 DEBUG : file1: active writers 1
2026/01/23 02:59:57 DEBUG : Still 1 writers active and 0 cache items in use, waiting 80ms
2026/01/23 02:59:57 DEBUG : Looking for writers
2026/01/23 02:59:57 DEBUG : file1: reading active writers
2026/01/23 02:59:57 DEBUG : file1: active writers 1
2026/01/23 02:59:57 DEBUG : Still 1 writers active and 0 cache items in use, waiting 160ms
2026/01/23 02:59:58 DEBUG : Looking for writers
2026/01/23 02:59:58 DEBUG : file1: reading active writers
2026/01/23 02:59:58 DEBUG : file1: active writers 1
2026/01/23 02:59:58 DEBUG : Still 1 writers active and 0 cache items in use, waiting 320ms
2026/01/23 02:59:58 DEBUG : Looking for writers
2026/01/23 02:59:58 DEBUG : file1: reading active writers
2026/01/23 02:59:58 DEBUG : file1: active writers 1
2026/01/23 02:59:58 DEBUG : Still 1 writers active and 0 cache items in use, waiting 640ms
2026/01/23 02:59:58 DEBUG : Looking for writers
2026/01/23 02:59:58 DEBUG : file1: reading active writers
2026/01/23 02:59:58 DEBUG : file1: active writers 1
2026/01/23 02:59:58 DEBUG : Still 1 writers active and 0 cache items in use, waiting 1s
2026/01/23 03:00:00 DEBUG : Looking for writers
2026/01/23 03:00:00 DEBUG : file1: reading active writers
2026/01/23 03:00:00 DEBUG : file1: active writers 1
2026/01/23 03:00:00 DEBUG : Still 1 writers active and 0 cache items in use, waiting 1s
2026/01/23 03:00:01 DEBUG : Looking for writers
2026/01/23 03:00:01 DEBUG : file1: reading active writers
2026/01/23 03:00:01 DEBUG : file1: active writers 1
2026/01/23 03:00:01 DEBUG : Still 1 writers active and 0 cache items in use, waiting 1s
2026/01/23 03:00:02 DEBUG : Looking for writers
2026/01/23 03:00:02 DEBUG : file1: reading active writers
2026/01/23 03:00:02 DEBUG : file1: active writers 1
2026/01/23 03:00:02 DEBUG : Still 1 writers active and 0 cache items in use, waiting 1s
2026/01/23 03:00:03 DEBUG : Looking for writers
2026/01/23 03:00:03 DEBUG : file1: reading active writers
2026/01/23 03:00:03 DEBUG : file1: active writers 1
2026/01/23 03:00:03 DEBUG : Still 1 writers active and 0 cache items in use, waiting 1s
2026/01/23 03:00:04 DEBUG : Looking for writers
2026/01/23 03:00:04 DEBUG : file1: reading active writers
2026/01/23 03:00:04 DEBUG : file1: active writers 1
2026/01/23 03:00:04 DEBUG : Still 1 writers active and 0 cache items in use, waiting 1s
2026/01/23 03:00:05 DEBUG : Looking for writers
2026/01/23 03:00:05 DEBUG : file1: reading active writers
2026/01/23 03:00:05 DEBUG : file1: active writers 1
2026/01/23 03:00:05 DEBUG : Still 1 writers active and 0 cache items in use, waiting 1s
2026/01/23 03:00:06 DEBUG : Looking for writers
2026/01/23 03:00:06 DEBUG : file1: reading active writers
2026/01/23 03:00:06 DEBUG : file1: active writers 1
2026/01/23 03:00:06 DEBUG : Still 1 writers active and 0 cache items in use, waiting 1s
2026/01/23 03:00:07 DEBUG : Looking for writers
2026/01/23 03:00:07 DEBUG : file1: reading active writers
2026/01/23 03:00:07 DEBUG : file1: active writers 1
2026/01/23 03:00:07 DEBUG : Still 1 writers active and 0 cache items in use, waiting 1s
2026/01/23 03:00:08 DEBUG : Looking for writers
2026/01/23 03:00:08 DEBUG : file1: reading active writers
2026/01/23 03:00:08 DEBUG : file1: active writers 1
2026/01/23 03:00:08 DEBUG : Still 1 writers active and 0 cache items in use, waiting 1s
2026/01/23 03:00:09 DEBUG : Looking for writers
2026/01/23 03:00:09 DEBUG : file1: reading active writers
2026/01/23 03:00:09 DEBUG : file1: active writers 1
2026/01/23 03:00:09 DEBUG : Still 1 writers active and 0 cache items in use, waiting 1s
2026/01/23 03:00:10 DEBUG : Looking for writers
2026/01/23 03:00:10 DEBUG : file1: reading active writers
2026/01/23 03:00:10 DEBUG : file1: active writers 1
2026/01/23 03:00:10 DEBUG : Still 1 writers active and 0 cache items in use, waiting 1s
2026/01/23 03:00:11 DEBUG : Looking for writers
2026/01/23 03:00:11 DEBUG : file1: reading active writers
2026/01/23 03:00:11 DEBUG : file1: active writers 1
2026/01/23 03:00:11 DEBUG : Still 1 writers active and 0 cache items in use, waiting 1s
2026/01/23 03:00:12 DEBUG : Looking for writers
2026/01/23 03:00:12 DEBUG : file1: reading active writers
2026/01/23 03:00:12 DEBUG : file1: active writers 1
2026/01/23 03:00:12 DEBUG : Still 1 writers active and 0 cache items in use, waiting 1s
2026/01/23 03:00:13 DEBUG : Looking for writers
2026/01/23 03:00:13 DEBUG : file1: reading active writers
2026/01/23 03:00:13 DEBUG : file1: active writers 1
2026/01/23 03:00:13 DEBUG : Still 1 writers active and 0 cache items in use, waiting 1s
2026/01/23 03:00:14 DEBUG : Looking for writers
2026/01/23 03:00:14 DEBUG : file1: reading active writers
2026/01/23 03:00:14 DEBUG : file1: active writers 1
2026/01/23 03:00:14 DEBUG : Still 1 writers active and 0 cache items in use, waiting 1s
2026/01/23 03:00:15 DEBUG : Looking for writers
2026/01/23 03:00:15 DEBUG : file1: reading active writers
2026/01/23 03:00:15 DEBUG : file1: active writers 1
2026/01/23 03:00:15 DEBUG : Still 1 writers active and 0 cache items in use, waiting 1s
2026/01/23 03:00:16 DEBUG : Looking for writers
2026/01/23 03:00:16 DEBUG : file1: reading active writers
2026/01/23 03:00:16 DEBUG : file1: active writers 1
2026/01/23 03:00:16 DEBUG : Still 1 writers active and 0 cache items in use, waiting 1s
2026/01/23 03:00:17 DEBUG : Looking for writers
2026/01/23 03:00:17 DEBUG : file1: reading active writers
2026/01/23 03:00:17 DEBUG : file1: active writers 1
2026/01/23 03:00:17 DEBUG : Still 1 writers active and 0 cache items in use, waiting 1s
2026/01/23 03:00:18 DEBUG : Looking for writers
2026/01/23 03:00:18 DEBUG : file1: reading active writers
2026/01/23 03:00:18 DEBUG : file1: active writers 1
2026/01/23 03:00:18 DEBUG : Still 1 writers active and 0 cache items in use, waiting 1s
2026/01/23 03:00:19 DEBUG : Looking for writers
2026/01/23 03:00:19 DEBUG : file1: reading active writers
2026/01/23 03:00:19 DEBUG : file1: active writers 1
2026/01/23 03:00:19 DEBUG : Still 1 writers active and 0 cache items in use, waiting 1s
2026/01/23 03:00:20 DEBUG : Looking for writers
2026/01/23 03:00:20 DEBUG : file1: reading active writers
2026/01/23 03:00:20 DEBUG : file1: active writers 1
2026/01/23 03:00:20 DEBUG : Still 1 writers active and 0 cache items in use, waiting 1s
2026/01/23 03:00:21 DEBUG : Looking for writers
2026/01/23 03:00:21 DEBUG : file1: reading active writers
2026/01/23 03:00:21 DEBUG : file1: active writers 1
2026/01/23 03:00:21 DEBUG : Still 1 writers active and 0 cache items in use, waiting 1s
2026/01/23 03:00:22 DEBUG : Looking for writers
2026/01/23 03:00:22 DEBUG : file1: reading active writers
2026/01/23 03:00:22 DEBUG : file1: active writers 1
2026/01/23 03:00:22 DEBUG : Still 1 writers active and 0 cache items in use, waiting 1s
2026/01/23 03:00:23 DEBUG : Looking for writers
2026/01/23 03:00:23 DEBUG : file1: reading active writers
2026/01/23 03:00:23 DEBUG : file1: active writers 1
2026/01/23 03:00:23 DEBUG : Still 1 writers active and 0 cache items in use, waiting 1s
2026/01/23 03:00:24 DEBUG : Looking for writers
2026/01/23 03:00:24 DEBUG : file1: reading active writers
2026/01/23 03:00:24 DEBUG : file1: active writers 1
2026/01/23 03:00:24 DEBUG : Still 1 writers active and 0 cache items in use, waiting 1s
2026/01/23 03:00:25 DEBUG : Looking for writers
2026/01/23 03:00:25 DEBUG : file1: reading active writers
2026/01/23 03:00:25 DEBUG : file1: active writers 1
2026/01/23 03:00:25 DEBUG : Still 1 writers active and 0 cache items in use, waiting 1s
2026/01/23 03:00:26 DEBUG : Looking for writers
2026/01/23 03:00:26 DEBUG : file1: reading active writers
2026/01/23 03:00:26 DEBUG : file1: active writers 1
2026/01/23 03:00:26 DEBUG : Still 1 writers active and 0 cache items in use, waiting 1s
2026/01/23 03:00:27 DEBUG : Looking for writers
2026/01/23 03:00:27 DEBUG : file1: reading active writers
2026/01/23 03:00:27 DEBUG : file1: active writers 1
2026/01/23 03:00:27 DEBUG : Still 1 writers active and 0 cache items in use, waiting 1s
2026/01/23 03:00:27 ERROR : Exiting even though 1 writers active and 0 cache items in use after 30s
Cache: <nil>
2026/01/23 03:00:27 DEBUG : >WaitForWriters: 
2026/01/23 03:00:27 ERROR : error listing: directory not found
--- FAIL: TestWriteFileHandleMethods (39.91s)
=== RUN   TestWriteFileHandleWriteAt
    run.go:185: Remote "proton drive root link ID 'rclone-test-topuzaj3vebe'", Local "Local file system at /tmp/rclone3647127445", Modify Window "1s"
2026/01/23 03:00:27 INFO  : proton drive root link ID 'rclone-test-topuzaj3vebe': poll-interval is not supported by this remote
2026/01/23 03:00:27 NOTICE: proton drive root link ID 'rclone-test-topuzaj3vebe': --vfs-cache-mode writes or full is recommended for this remote as it can't stream
2026/01/23 03:00:27 DEBUG : file1: OpenFile: flags=O_WRONLY|O_CREATE, perm=-rwxrwxrwx
2026/01/23 03:00:28 DEBUG : file1: Open: flags=O_WRONLY|O_CREATE
2026/01/23 03:00:28 DEBUG : Added virtual directory entry vAddFile: "file1"
2026/01/23 03:00:28 DEBUG : file1: >Open: fd=file1 (w), err=<nil>
2026/01/23 03:00:28 DEBUG : file1: >OpenFile: fd=file1 (w), err=<nil>
2026/01/23 03:00:28 DEBUG : Added virtual directory entry vAddFile: "file1"
2026/01/23 03:00:28 DEBUG : file1: waiting for in-sequence write to 100 for 1s
2026/01/23 03:00:29 DEBUG : file1: aborting in-sequence write wait, off=100
2026/01/23 03:00:29 DEBUG : file1: failed to wait for in-sequence write to 100
2026/01/23 03:00:29 ERROR : file1: WriteFileHandle.Write: can't seek in file without --vfs-cache-mode >= writes
2026/01/23 03:00:29 DEBUG : proton drive root link ID 'rclone-test-topuzaj3vebe': File to upload is small (11 bytes), uploading instead of streaming
2026/01/23 03:00:29.800576 WARN RESTY 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422), Attempt 1
2026/01/23 03:00:29.800600 ERROR RESTY 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422)
2026/01/23 03:00:29 ERROR : file1: WriteFileHandle.New Rcat failed: failed to make directory: 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422)
2026/01/23 03:00:29 DEBUG : file1: Remove: 
2026/01/23 03:00:29 DEBUG : Added virtual directory entry vDel: "file1"
2026/01/23 03:00:29 DEBUG : file1: >Remove: err=<nil>
    write_test.go:221: 
        	Error Trace:	/home/rclone/go/src/github.com/rclone/rclone/vfs/write_test.go:221
        	Error:      	Received unexpected error:
        	            	failed to make directory: 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422)
        	Test:       	TestWriteFileHandleWriteAt
2026/01/23 03:00:29 ERROR : file1: WriteFileHandle.Write: error: Bad file descriptor
    dir_test.go:250: 
        	Error Trace:	/home/rclone/go/src/github.com/rclone/rclone/vfs/dir_test.go:250
        	            				/home/rclone/go/src/github.com/rclone/rclone/vfs/write_test.go:231
        	Error:      	Not equal: 
        	            	expected: []string{"file1,11,false"}
        	            	actual  : []string(nil)
        	            	
        	            	Diff:
        	            	--- Expected
        	            	+++ Actual
        	            	@@ -1,4 +1,2 @@
        	            	-([]string) (len=1) {
        	            	- (string) (len=14) "file1,11,false"
        	            	-}
        	            	+([]string) <nil>
        	            	 
        	Test:       	TestWriteFileHandleWriteAt
2026/01/23 03:00:29 ERROR : error listing: directory not found
    fstest.go:298: Sleeping for 1s for list eventual consistency: 1/3
    fstest.go:301: Flushing the directory cache
2026/01/23 03:00:31 ERROR : error listing: directory not found
    fstest.go:298: Sleeping for 2s for list eventual consistency: 2/3
    fstest.go:301: Flushing the directory cache
2026/01/23 03:00:33 ERROR : error listing: directory not found
    fstest.go:298: Sleeping for 4s for list eventual consistency: 3/3
    fstest.go:301: Flushing the directory cache
    fstest.go:305: 
        	Error Trace:	/home/rclone/go/src/github.com/rclone/rclone/fstest/fstest.go:305
        	            				/home/rclone/go/src/github.com/rclone/rclone/fstest/fstest.go:338
        	            				/home/rclone/go/src/github.com/rclone/rclone/vfs/write_test.go:235
        	Error:      	Should be true
        	Test:       	TestWriteFileHandleWriteAt
        	Messages:   	listing wrong, want
        	            	  file1 (11) got
        	            	  
    fstest.go:203: Not found "file1"
    fstest.go:206: 
        	Error Trace:	/home/rclone/go/src/github.com/rclone/rclone/fstest/fstest.go:206
        	            				/home/rclone/go/src/github.com/rclone/rclone/fstest/fstest.go:310
        	            				/home/rclone/go/src/github.com/rclone/rclone/fstest/fstest.go:338
        	            				/home/rclone/go/src/github.com/rclone/rclone/vfs/write_test.go:235
        	Error:      	Not equal: 
        	            	expected: 0
        	            	actual  : 1
        	Test:       	TestWriteFileHandleWriteAt
        	Messages:   	1 objects not found
2026/01/23 03:00:37 DEBUG : WaitForWriters: timeout=30s
2026/01/23 03:00:37 DEBUG : Looking for writers
2026/01/23 03:00:37 DEBUG : >WaitForWriters: 
2026/01/23 03:00:37 ERROR : error listing: directory not found
--- FAIL: TestWriteFileHandleWriteAt (10.08s)
=== RUN   TestWriteFileHandleFlush
    run.go:185: Remote "proton drive root link ID 'rclone-test-topuzaj3vebe'", Local "Local file system at /tmp/rclone3647127445", Modify Window "1s"
2026/01/23 03:00:37 INFO  : proton drive root link ID 'rclone-test-topuzaj3vebe': poll-interval is not supported by this remote
2026/01/23 03:00:37 NOTICE: proton drive root link ID 'rclone-test-topuzaj3vebe': --vfs-cache-mode writes or full is recommended for this remote as it can't stream
2026/01/23 03:00:37 DEBUG : file1: OpenFile: flags=O_WRONLY|O_CREATE, perm=-rwxrwxrwx
2026/01/23 03:00:38 DEBUG : file1: Open: flags=O_WRONLY|O_CREATE
2026/01/23 03:00:38 DEBUG : Added virtual directory entry vAddFile: "file1"
2026/01/23 03:00:38 DEBUG : file1: >Open: fd=file1 (w), err=<nil>
2026/01/23 03:00:38 DEBUG : file1: >OpenFile: fd=file1 (w), err=<nil>
2026/01/23 03:00:38 DEBUG : file1: WriteFileHandle.Flush unwritten handle, writing 0 bytes to avoid race conditions
2026/01/23 03:00:38 DEBUG : Added virtual directory entry vAddFile: "file1"
2026/01/23 03:00:38 DEBUG : proton drive root link ID 'rclone-test-topuzaj3vebe': File to upload is small (5 bytes), uploading instead of streaming
2026/01/23 03:00:38.858135 WARN RESTY 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422), Attempt 1
2026/01/23 03:00:38.858161 ERROR RESTY 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422)
2026/01/23 03:00:38 ERROR : file1: WriteFileHandle.New Rcat failed: failed to make directory: 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422)
2026/01/23 03:00:38 DEBUG : file1: Remove: 
2026/01/23 03:00:38 DEBUG : Added virtual directory entry vDel: "file1"
2026/01/23 03:00:38 DEBUG : file1: >Remove: err=<nil>
2026/01/23 03:00:38 ERROR : file1: WriteFileHandle.Flush error: failed to make directory: 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422)
    write_test.go:256: 
        	Error Trace:	/home/rclone/go/src/github.com/rclone/rclone/vfs/write_test.go:256
        	Error:      	Received unexpected error:
        	            	failed to make directory: 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422)
        	Test:       	TestWriteFileHandleFlush
2026/01/23 03:00:38 DEBUG : file1: WriteFileHandle.Flush nothing to do
    dir_test.go:250: 
        	Error Trace:	/home/rclone/go/src/github.com/rclone/rclone/vfs/dir_test.go:250
        	            				/home/rclone/go/src/github.com/rclone/rclone/vfs/write_test.go:267
        	Error:      	Not equal: 
        	            	expected: []string{"file1,5,false"}
        	            	actual  : []string(nil)
        	            	
        	            	Diff:
        	            	--- Expected
        	            	+++ Actual
        	            	@@ -1,4 +1,2 @@
        	            	-([]string) (len=1) {
        	            	- (string) (len=13) "file1,5,false"
        	            	-}
        	            	+([]string) <nil>
        	            	 
        	Test:       	TestWriteFileHandleFlush
2026/01/23 03:00:38 DEBUG : WaitForWriters: timeout=30s
2026/01/23 03:00:38 DEBUG : Looking for writers
2026/01/23 03:00:38 DEBUG : >WaitForWriters: 
2026/01/23 03:00:38 ERROR : error listing: directory not found
--- FAIL: TestWriteFileHandleFlush (1.04s)
=== RUN   TestWriteFileHandleRelease
    run.go:185: Remote "proton drive root link ID 'rclone-test-topuzaj3vebe'", Local "Local file system at /tmp/rclone3647127445", Modify Window "1s"
2026/01/23 03:00:38 INFO  : proton drive root link ID 'rclone-test-topuzaj3vebe': poll-interval is not supported by this remote
2026/01/23 03:00:38 NOTICE: proton drive root link ID 'rclone-test-topuzaj3vebe': --vfs-cache-mode writes or full is recommended for this remote as it can't stream
2026/01/23 03:00:38 DEBUG : file1: OpenFile: flags=O_WRONLY|O_CREATE, perm=-rwxrwxrwx
2026/01/23 03:00:39 DEBUG : file1: Open: flags=O_WRONLY|O_CREATE
2026/01/23 03:00:39 DEBUG : Added virtual directory entry vAddFile: "file1"
2026/01/23 03:00:39 DEBUG : file1: >Open: fd=file1 (w), err=<nil>
2026/01/23 03:00:39 DEBUG : file1: >OpenFile: fd=file1 (w), err=<nil>
2026/01/23 03:00:39 DEBUG : file1: WriteFileHandle.Release closing
2026/01/23 03:00:39 DEBUG : Added virtual directory entry vAddFile: "file1"
2026/01/23 03:00:39 DEBUG : proton drive root link ID 'rclone-test-topuzaj3vebe': File to upload is small (0 bytes), uploading instead of streaming
2026/01/23 03:00:39.964784 WARN RESTY 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422), Attempt 1
2026/01/23 03:00:39.964810 ERROR RESTY 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422)
2026/01/23 03:00:39 ERROR : file1: WriteFileHandle.New Rcat failed: failed to make directory: 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422)
2026/01/23 03:00:39 DEBUG : file1: Remove: 
2026/01/23 03:00:39 DEBUG : Added virtual directory entry vDel: "file1"
2026/01/23 03:00:39 DEBUG : file1: >Remove: err=<nil>
2026/01/23 03:00:39 ERROR : file1: WriteFileHandle.Release error: failed to make directory: 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422)
    write_test.go:279: 
        	Error Trace:	/home/rclone/go/src/github.com/rclone/rclone/vfs/write_test.go:279
        	Error:      	Received unexpected error:
        	            	failed to make directory: 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422)
        	Test:       	TestWriteFileHandleRelease
2026/01/23 03:00:39 DEBUG : file1: WriteFileHandle.Release nothing to do
2026/01/23 03:00:39 DEBUG : WaitForWriters: timeout=30s
2026/01/23 03:00:39 DEBUG : Looking for writers
2026/01/23 03:00:39 DEBUG : >WaitForWriters: 
2026/01/23 03:00:40 ERROR : error listing: directory not found
--- FAIL: TestWriteFileHandleRelease (1.12s)
=== RUN   TestWriteFileModTimeWithOpenWriters
    run.go:185: Remote "proton drive root link ID 'rclone-test-topuzaj3vebe'", Local "Local file system at /tmp/rclone3647127445", Modify Window "1s"
2026/01/23 03:00:40 INFO  : proton drive root link ID 'rclone-test-topuzaj3vebe': poll-interval is not supported by this remote
2026/01/23 03:00:40 NOTICE: proton drive root link ID 'rclone-test-topuzaj3vebe': --vfs-cache-mode writes or full is recommended for this remote as it can't stream
2026/01/23 03:00:40 DEBUG : file1: OpenFile: flags=O_WRONLY|O_CREATE, perm=-rwxrwxrwx
2026/01/23 03:00:40 DEBUG : file1: Open: flags=O_WRONLY|O_CREATE
2026/01/23 03:00:40 DEBUG : Added virtual directory entry vAddFile: "file1"
2026/01/23 03:00:40 DEBUG : file1: >Open: fd=file1 (w), err=<nil>
2026/01/23 03:00:40 DEBUG : file1: >OpenFile: fd=file1 (w), err=<nil>
2026/01/23 03:00:40 DEBUG : Added virtual directory entry vAddFile: "file1"
2026/01/23 03:00:40 DEBUG : proton drive root link ID 'rclone-test-topuzaj3vebe': File to upload is small (2 bytes), uploading instead of streaming
2026/01/23 03:00:41.062364 WARN RESTY 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422), Attempt 1
2026/01/23 03:00:41.062386 ERROR RESTY 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422)
2026/01/23 03:00:41 ERROR : file1: WriteFileHandle.New Rcat failed: failed to make directory: 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422)
2026/01/23 03:00:41 DEBUG : file1: Remove: 
2026/01/23 03:00:41 DEBUG : Added virtual directory entry vDel: "file1"
2026/01/23 03:00:41 DEBUG : file1: >Remove: err=<nil>
    write_test.go:333: 
        	Error Trace:	/home/rclone/go/src/github.com/rclone/rclone/vfs/write_test.go:333
        	Error:      	Received unexpected error:
        	            	failed to make directory: 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422)
        	Test:       	TestWriteFileModTimeWithOpenWriters
2026/01/23 03:00:41 DEBUG : WaitForWriters: timeout=30s
2026/01/23 03:00:41 DEBUG : Looking for writers
2026/01/23 03:00:41 DEBUG : >WaitForWriters: 
2026/01/23 03:00:41 ERROR : error listing: directory not found
--- FAIL: TestWriteFileModTimeWithOpenWriters (1.11s)
=== RUN   TestFileReadAtZeroLength
    run.go:185: Remote "proton drive root link ID 'rclone-test-topuzaj3vebe'", Local "Local file system at /tmp/rclone3647127445", Modify Window "1s"
2026/01/23 03:00:41 INFO  : proton drive root link ID 'rclone-test-topuzaj3vebe': poll-interval is not supported by this remote
2026/01/23 03:00:41 NOTICE: proton drive root link ID 'rclone-test-topuzaj3vebe': --vfs-cache-mode writes or full is recommended for this remote as it can't stream
2026/01/23 03:00:41 DEBUG : file1: OpenFile: flags=O_WRONLY|O_CREATE, perm=-rwxrwxrwx
2026/01/23 03:00:41 DEBUG : file1: Open: flags=O_WRONLY|O_CREATE
2026/01/23 03:00:41 DEBUG : Added virtual directory entry vAddFile: "file1"
2026/01/23 03:00:41 DEBUG : file1: >Open: fd=file1 (w), err=<nil>
2026/01/23 03:00:41 DEBUG : file1: >OpenFile: fd=file1 (w), err=<nil>
2026/01/23 03:00:41 DEBUG : Added virtual directory entry vAddFile: "file1"
2026/01/23 03:00:41 DEBUG : proton drive root link ID 'rclone-test-topuzaj3vebe': File to upload is small (0 bytes), uploading instead of streaming
2026/01/23 03:00:42.165679 WARN RESTY 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422), Attempt 1
2026/01/23 03:00:42.165708 ERROR RESTY 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422)
2026/01/23 03:00:42 ERROR : file1: WriteFileHandle.New Rcat failed: failed to make directory: 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422)
2026/01/23 03:00:42 DEBUG : file1: Remove: 
2026/01/23 03:00:42 DEBUG : Added virtual directory entry vDel: "file1"
2026/01/23 03:00:42 DEBUG : file1: >Remove: err=<nil>
    write_test.go:360: 
        	Error Trace:	/home/rclone/go/src/github.com/rclone/rclone/vfs/write_test.go:360
        	            				/home/rclone/go/src/github.com/rclone/rclone/vfs/write_test.go:380
        	Error:      	Received unexpected error:
        	            	failed to make directory: 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422)
        	Test:       	TestFileReadAtZeroLength
2026/01/23 03:00:42 DEBUG : file1: OpenFile: flags=O_RDONLY, perm=----------
2026/01/23 03:00:42 DEBUG : file1: >OpenFile: fd=<nil>, err=file does not exist
    write_test.go:365: 
        	Error Trace:	/home/rclone/go/src/github.com/rclone/rclone/vfs/write_test.go:365
        	            				/home/rclone/go/src/github.com/rclone/rclone/vfs/write_test.go:380
        	Error:      	Received unexpected error:
        	            	file does not exist
        	Test:       	TestFileReadAtZeroLength
2026/01/23 03:00:42 DEBUG : WaitForWriters: timeout=30s
2026/01/23 03:00:42 DEBUG : Looking for writers
2026/01/23 03:00:42 DEBUG : >WaitForWriters: 
2026/01/23 03:00:42 ERROR : error listing: directory not found
--- FAIL: TestFileReadAtZeroLength (1.09s)
=== RUN   TestFileReadAtNonZeroLength
    run.go:185: Remote "proton drive root link ID 'rclone-test-topuzaj3vebe'", Local "Local file system at /tmp/rclone3647127445", Modify Window "1s"
2026/01/23 03:00:42 INFO  : proton drive root link ID 'rclone-test-topuzaj3vebe': poll-interval is not supported by this remote
2026/01/23 03:00:42 NOTICE: proton drive root link ID 'rclone-test-topuzaj3vebe': --vfs-cache-mode writes or full is recommended for this remote as it can't stream
2026/01/23 03:00:42 DEBUG : file1: OpenFile: flags=O_WRONLY|O_CREATE, perm=-rwxrwxrwx
2026/01/23 03:00:42 DEBUG : file1: Open: flags=O_WRONLY|O_CREATE
2026/01/23 03:00:42 DEBUG : Added virtual directory entry vAddFile: "file1"
2026/01/23 03:00:42 DEBUG : file1: >Open: fd=file1 (w), err=<nil>
2026/01/23 03:00:42 DEBUG : file1: >OpenFile: fd=file1 (w), err=<nil>
2026/01/23 03:00:42 DEBUG : Added virtual directory entry vAddFile: "file1"
2026/01/23 03:00:42 DEBUG : proton drive root link ID 'rclone-test-topuzaj3vebe': File to upload is small (100 bytes), uploading instead of streaming
2026/01/23 03:00:43.224592 WARN RESTY 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422), Attempt 1
2026/01/23 03:00:43.224610 ERROR RESTY 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422)
2026/01/23 03:00:43 ERROR : file1: WriteFileHandle.New Rcat failed: failed to make directory: 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422)
2026/01/23 03:00:43 DEBUG : file1: Remove: 
2026/01/23 03:00:43 DEBUG : Added virtual directory entry vDel: "file1"
2026/01/23 03:00:43 DEBUG : file1: >Remove: err=<nil>
    write_test.go:360: 
        	Error Trace:	/home/rclone/go/src/github.com/rclone/rclone/vfs/write_test.go:360
        	            				/home/rclone/go/src/github.com/rclone/rclone/vfs/write_test.go:384
        	Error:      	Received unexpected error:
        	            	failed to make directory: 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422)
        	Test:       	TestFileReadAtNonZeroLength
2026/01/23 03:00:43 DEBUG : file1: OpenFile: flags=O_RDONLY, perm=----------
2026/01/23 03:00:43 DEBUG : file1: >OpenFile: fd=<nil>, err=file does not exist
    write_test.go:365: 
        	Error Trace:	/home/rclone/go/src/github.com/rclone/rclone/vfs/write_test.go:365
        	            				/home/rclone/go/src/github.com/rclone/rclone/vfs/write_test.go:384
        	Error:      	Received unexpected error:
        	            	file does not exist
        	Test:       	TestFileReadAtNonZeroLength
2026/01/23 03:00:43 DEBUG : WaitForWriters: timeout=30s
2026/01/23 03:00:43 DEBUG : Looking for writers
2026/01/23 03:00:43 DEBUG : >WaitForWriters: 
2026/01/23 03:00:43 ERROR : error listing: directory not found
--- FAIL: TestFileReadAtNonZeroLength (1.06s)
=== RUN   TestZipManyFiles
    run.go:185: Remote "proton drive root link ID 'rclone-test-topuzaj3vebe'", Local "Local file system at /tmp/rclone3647127445", Modify Window "1s"
2026/01/23 03:00:43 INFO  : proton drive root link ID 'rclone-test-topuzaj3vebe': poll-interval is not supported by this remote
2026/01/23 03:00:43 NOTICE: proton drive root link ID 'rclone-test-topuzaj3vebe': --vfs-cache-mode writes or full is recommended for this remote as it can't stream
2026/01/23 03:00:44.005804 WARN RESTY 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422), Attempt 1
2026/01/23 03:00:44.005830 ERROR RESTY 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422)
    run.go:242: Failed to mkdir "proton drive root link ID 'rclone-test-topuzaj3vebe'": failed to make directory: 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422)
2026/01/23 03:00:44 DEBUG : WaitForWriters: timeout=30s
2026/01/23 03:00:44 DEBUG : Looking for writers
2026/01/23 03:00:44 DEBUG : >WaitForWriters: 
2026/01/23 03:00:44 ERROR : error listing: directory not found
--- FAIL: TestZipManyFiles (0.80s)
=== RUN   TestZipManySubDirs
    run.go:185: Remote "proton drive root link ID 'rclone-test-topuzaj3vebe'", Local "Local file system at /tmp/rclone3647127445", Modify Window "1s"
2026/01/23 03:00:44 INFO  : proton drive root link ID 'rclone-test-topuzaj3vebe': poll-interval is not supported by this remote
2026/01/23 03:00:44 NOTICE: proton drive root link ID 'rclone-test-topuzaj3vebe': --vfs-cache-mode writes or full is recommended for this remote as it can't stream
2026/01/23 03:00:44.811033 WARN RESTY 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422), Attempt 1
2026/01/23 03:00:44.811066 ERROR RESTY 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422)
    run.go:242: Failed to mkdir "proton drive root link ID 'rclone-test-topuzaj3vebe'": failed to make directory: 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422)
2026/01/23 03:00:44 DEBUG : WaitForWriters: timeout=30s
2026/01/23 03:00:44 DEBUG : Looking for writers
2026/01/23 03:00:44 DEBUG : >WaitForWriters: 
2026/01/23 03:00:44 ERROR : error listing: directory not found
--- FAIL: TestZipManySubDirs (0.78s)
=== RUN   TestZipLargeFiles
    run.go:185: Remote "proton drive root link ID 'rclone-test-topuzaj3vebe'", Local "Local file system at /tmp/rclone3647127445", Modify Window "1s"
2026/01/23 03:00:44 INFO  : proton drive root link ID 'rclone-test-topuzaj3vebe': poll-interval is not supported by this remote
2026/01/23 03:00:44 NOTICE: proton drive root link ID 'rclone-test-topuzaj3vebe': --vfs-cache-mode writes or full is recommended for this remote as it can't stream
2026/01/23 03:00:45.638126 WARN RESTY 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422), Attempt 1
2026/01/23 03:00:45.638152 ERROR RESTY 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422)
    run.go:242: Failed to mkdir "proton drive root link ID 'rclone-test-topuzaj3vebe'": failed to make directory: 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422)
2026/01/23 03:00:45 DEBUG : WaitForWriters: timeout=30s
2026/01/23 03:00:45 DEBUG : Looking for writers
2026/01/23 03:00:45 DEBUG : >WaitForWriters: 
2026/01/23 03:00:45 ERROR : error listing: directory not found
--- FAIL: TestZipLargeFiles (0.83s)
=== RUN   TestZipDirsInRoot
    run.go:185: Remote "proton drive root link ID 'rclone-test-topuzaj3vebe'", Local "Local file system at /tmp/rclone3647127445", Modify Window "1s"
2026/01/23 03:00:45 INFO  : proton drive root link ID 'rclone-test-topuzaj3vebe': poll-interval is not supported by this remote
2026/01/23 03:00:45 NOTICE: proton drive root link ID 'rclone-test-topuzaj3vebe': --vfs-cache-mode writes or full is recommended for this remote as it can't stream
2026/01/23 03:00:46.392769 WARN RESTY 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422), Attempt 1
2026/01/23 03:00:46.392801 ERROR RESTY 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422)
    run.go:242: Failed to mkdir "proton drive root link ID 'rclone-test-topuzaj3vebe'": failed to make directory: 422 POST https://mail.proton.me/api/drive/shares/gYxulUP2_XOrbAxegpHKiBy09cfvss6mjykkd2Z3ZDpMFCmoWX4bC2TTm-Gl2UwrjReC8te_lFsQyeXT74Vgfw==/folders: Folder limit reached. To continue adding more files, create a subfolder. (Code=200300, Status=422)
2026/01/23 03:00:46 DEBUG : WaitForWriters: timeout=30s
2026/01/23 03:00:46 DEBUG : Looking for writers
2026/01/23 03:00:46 DEBUG : >WaitForWriters: 
2026/01/23 03:00:46 ERROR : error listing: directory not found
--- FAIL: TestZipDirsInRoot (0.80s)
FAIL
2026/01/23 03:00:46 DEBUG : proton drive root link ID 'rclone-test-topuzaj3vebe': Purge remote
2026/01/23 03:00:46 NOTICE: purge failed: directory not found
"./vfs.test -test.v -test.timeout 1h0m0s -remote TestProtonDrive: -verbose -test.run '^(TestCaseSensitivity|TestDirCreate|TestDirFileOpen|TestDirForgetAll|TestDirForgetPath|TestDirHandleMethods|TestDirHandleReaddir|TestDirHandleReaddirnames|TestDirMetadataExtension|TestDirMethods|TestDirMkdir|TestDirMkdirSub|TestDirOpen|TestDirReadDirAll|TestDirRemove|TestDirRemoveAll|TestDirRemoveName|TestDirRename|TestDirSetModTime|TestDirStat|TestDirWalk|TestFileMethods|TestFileOpen|TestFileOpenRead|TestFileOpenWrite|TestFileReadAtNonZeroLength|TestFileReadAtZeroLength|TestFileRemove|TestFileRemoveAll|TestRWCacheUpdate|TestRWFileHandleFlushRead|TestRWFileHandleMethodsRead|TestRWFileHandleMethodsWrite|TestRWFileHandleReadAt|TestRWFileHandleReleaseRead|TestRWFileHandleSeek|TestRWFileHandleSizeCreateExisting|TestRWFileHandleSizeTruncateExisting|TestRWFileHandleWriteAt|TestRWFileHandleWriteNoWrite|TestRWFileModTimeWithOpenWriters|TestReadFileHandleFlush|TestReadFileHandleMethods|TestReadFileHandleReadAt|TestReadFileHandleRelease|TestReadFileHandleSeek|TestUnicodeNormalization|TestVFSMkdir|TestVFSMkdirAll|TestVFSOpenFile|TestVFSRename|TestVFSStat|TestVFSStatParent|TestWriteFileHandleFlush|TestWriteFileHandleMethods|TestWriteFileHandleRelease|TestWriteFileHandleWriteAt|TestWriteFileModTimeWithOpenWriters|TestZipDirsInRoot|TestZipLargeFiles|TestZipManyFiles|TestZipManySubDirs)$|^TestFileRename$/^(full,forceCache=false|minimal,forceCache=false|minimal,forceCache=true|off,forceCache=false|writes,forceCache=false|writes,forceCache=true)$|^TestFileSetModTime$/^(cache=full,open=false,write=false|cache=full,open=true,write=false|cache=full,open=true,write=true|cache=off,open=false,write=false|cache=off,open=true,write=false|cache=off,open=true,write=true)$'" - Finished ERROR in 5m44.281760413s (try 4/5): exit status 1: Failed [TestDirHandleMethods TestDirHandleReaddir TestDirHandleReaddirnames TestDirMethods TestDirForgetAll TestDirForgetPath TestDirWalk TestDirSetModTime TestDirStat TestDirReadDirAll TestDirOpen TestDirCreate TestDirMkdir TestDirMkdirSub TestDirRemove TestDirRemoveAll TestDirRemoveName TestDirRename TestDirFileOpen TestDirMetadataExtension TestFileMethods TestFileSetModTime/cache=off,open=false,write=false TestFileSetModTime/cache=off,open=true,write=false TestFileSetModTime/cache=off,open=true,write=true TestFileSetModTime/cache=full,open=false,write=false TestFileSetModTime/cache=full,open=true,write=false TestFileSetModTime/cache=full,open=true,write=true TestFileOpenRead TestFileOpenWrite TestFileRemove TestFileRemoveAll TestFileOpen TestFileRename/off,forceCache=false TestFileRename/minimal,forceCache=false TestFileRename/minimal,forceCache=true TestFileRename/writes,forceCache=false TestFileRename/writes,forceCache=true TestFileRename/full,forceCache=false TestReadFileHandleMethods TestReadFileHandleSeek TestReadFileHandleReadAt TestReadFileHandleFlush TestReadFileHandleRelease TestRWFileHandleMethodsRead TestRWFileHandleSeek TestRWFileHandleReadAt TestRWFileHandleFlushRead TestRWFileHandleReleaseRead TestRWFileHandleMethodsWrite TestRWFileHandleWriteAt TestRWFileHandleWriteNoWrite TestRWFileHandleSizeTruncateExisting TestRWFileHandleSizeCreateExisting TestRWFileModTimeWithOpenWriters TestRWCacheUpdate TestCaseSensitivity TestUnicodeNormalization TestVFSStat TestVFSStatParent TestVFSOpenFile TestVFSRename TestVFSMkdir TestVFSMkdirAll TestWriteFileHandleMethods TestWriteFileHandleWriteAt TestWriteFileHandleFlush TestWriteFileHandleRelease TestWriteFileModTimeWithOpenWriters TestFileReadAtZeroLength TestFileReadAtNonZeroLength TestZipManyFiles TestZipManySubDirs TestZipLargeFiles TestZipDirsInRoot]